Videos uploaded by user “CK-12 Foundation”

Discover more at www.ck12.org: http://www.ck12.org/geometry/Two-Column-Proofs/.
Here you'll learn how to write a two-column geometric proof.
This video gives more detail about the mathematical principles presented in Two Column Proofs.
This is part of CK-12’s Geometry: Reasoning and Proof. See more at:
1. Conjectures and Counterexamples:
http://www.ck12.org/geometry/Conjectures-and-Counterexamples/
2. If-Then Statements:
http://www.ck12.org/geometry/If-Then-Statements/
3. Converse, Inverse, and Contrapositive:
http://www.ck12.org/geometry/Converse-Inverse-and-Contrapositive/
4. Inductive Reasoning from Patterns:
http://www.ck12.org/geometry/Inductive-Reasoning-from-Patterns/
5. Deductive Reasoning:
http://www.ck12.org/geometry/Deductive-Reasoning/
6. Truth Tables:
http://www.ck12.org/geometry/Truth-Tables/
7. Properties of Equality and Congruence:
http://www.ck12.org/geometry/Properties-of-Equality-and-Congruence/
8. Two-Column Proofs:
http://www.ck12.org/geometry/Two-Column-Proofs/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 124584
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Inscribed-Angles-in-Circles/.
Here you'll learn the properties of inscribed angles and how to apply them.
This video gives more detail about the mathematical principles presented in Inscribed Angles in Circles.
This is part of CK-12’s Geometry: Circles. See more at:
1. Parts of Circles:
http://www.ck12.org/geometry/Parts-of-Circles/
2. Tangent Lines:
http://www.ck12.org/geometry/Tangent-Lines/
3. Arcs in Circles:
http://www.ck12.org/geometry/Arcs-in-Circles/
4. Chords in Circles:
http://www.ck12.org/geometry/Chords-in-Circles/
5. Inscribed Angles in Circles:
http://www.ck12.org/geometry/Inscribed-Angles-in-Circles/
6. Inscribed Quadrilaterals in Circles:
http://www.ck12.org/geometry/Inscribed-Quadrilaterals-in-Circles/
7. Angles On and Inside a Circle:
http://www.ck12.org/geometry/Angles-On-and-Inside-a-Circle/
8. Angles Outside a Circle:
http://www.ck12.org/geometry/Angles-Outside-a-Circle/
9. Segments from Chords:
http://www.ck12.org/geometry/Segments-from-Chords/
10. Segments from Secants:
http://www.ck12.org/geometry/Segments-from-Secants/
11. Segments from Secants and Tangents:
http://www.ck12.org/geometry/Segments-from-Secants-and-Tangents/
12. Circles in the Coordinate Plane:
http://www.ck12.org/geometry/Circles-in-the-Coordinate-Plane/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 83652
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Converse-Inverse-and-Contrapositive/.
Here you'll learn how to find the converse, inverse and contrapositive of a conditional statement. You will also learn how to determine whether or not a statement is biconditional.
This video gives more detail about the mathematical principles presented in Converse Inverse Contrapositive.
This is part of CK-12’s Geometry: Reasoning and Proof. See more at:
1. Conjectures and Counterexamples:
http://www.ck12.org/geometry/Conjectures-and-Counterexamples/
2. If-Then Statements:
http://www.ck12.org/geometry/If-Then-Statements/
3. Converse, Inverse, and Contrapositive:
http://www.ck12.org/geometry/Converse-Inverse-and-Contrapositive/
4. Inductive Reasoning from Patterns:
http://www.ck12.org/geometry/Inductive-Reasoning-from-Patterns/
5. Deductive Reasoning:
http://www.ck12.org/geometry/Deductive-Reasoning/
6. Truth Tables:
http://www.ck12.org/geometry/Truth-Tables/
7. Properties of Equality and Congruence:
http://www.ck12.org/geometry/Properties-of-Equality-and-Congruence/
8. Two-Column Proofs:
http://www.ck12.org/geometry/Two-Column-Proofs/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 36901
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Properties-of-Equality-and-Congruence/.
Here you'll review the properties of equality you learned in previous concepts, be introduced to the properties of congruence, and learn how to use these properties.
This video gives more detail about the mathematical principles presented in Properties of Equality and Congruence.
This is part of CK-12’s Geometry: Reasoning and Proof. See more at:
1. Conjectures and Counterexamples:
http://www.ck12.org/geometry/Conjectures-and-Counterexamples/
2. If-Then Statements:
http://www.ck12.org/geometry/If-Then-Statements/
3. Converse, Inverse, and Contrapositive:
http://www.ck12.org/geometry/Converse-Inverse-and-Contrapositive/
4. Inductive Reasoning from Patterns:
http://www.ck12.org/geometry/Inductive-Reasoning-from-Patterns/
5. Deductive Reasoning:
http://www.ck12.org/geometry/Deductive-Reasoning/
6. Truth Tables:
http://www.ck12.org/geometry/Truth-Tables/
7. Properties of Equality and Congruence:
http://www.ck12.org/geometry/Properties-of-Equality-and-Congruence/
8. Two-Column Proofs:
http://www.ck12.org/geometry/Two-Column-Proofs/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 8338
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Angles-Outside-a-Circle/.
Here you'll learn how to calculate angles formed outside a circle by tangent and secant lines.
This video gives more detail about the mathematical principles presented in Angles Outside a Circle.
This is part of CK-12’s Geometry: Circles. See more at:
1. Parts of Circles:
http://www.ck12.org/geometry/Parts-of-Circles/
2. Tangent Lines:
http://www.ck12.org/geometry/Tangent-Lines/
3. Arcs in Circles:
http://www.ck12.org/geometry/Arcs-in-Circles/
4. Chords in Circles:
http://www.ck12.org/geometry/Chords-in-Circles/
5. Inscribed Angles in Circles:
http://www.ck12.org/geometry/Inscribed-Angles-in-Circles/
6. Inscribed Quadrilaterals in Circles:
http://www.ck12.org/geometry/Inscribed-Quadrilaterals-in-Circles/
7. Angles On and Inside a Circle:
http://www.ck12.org/geometry/Angles-On-and-Inside-a-Circle/
8. Angles Outside a Circle:
http://www.ck12.org/geometry/Angles-Outside-a-Circle/
9. Segments from Chords:
http://www.ck12.org/geometry/Segments-from-Chords/
10. Segments from Secants:
http://www.ck12.org/geometry/Segments-from-Secants/
11. Segments from Secants and Tangents:
http://www.ck12.org/geometry/Segments-from-Secants-and-Tangents/
12. Circles in the Coordinate Plane:
http://www.ck12.org/geometry/Circles-in-the-Coordinate-Plane/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 29453
CK-12 Foundation

How does a telescope collect and magnify light?
Check out the Cassegrain Telescope SIM at http://www.ck12.org/sims
Learn more about Mirrors at http://www.ck12.org/physics/Mirrors/
View all of CK-12's free, high-quality STEM resources at http://www.ck12.org

Views: 8016
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Truth-Tables/.
Here you'll learn how to use a truth table to analyze logic.
This video gives more detail about the mathematical principles presented in Truth Tables.
This is part of CK-12’s Geometry: Reasoning and Proof. See more at:
1. Conjectures and Counterexamples:
http://www.ck12.org/geometry/Conjectures-and-Counterexamples/
2. If-Then Statements:
http://www.ck12.org/geometry/If-Then-Statements/
3. Converse, Inverse, and Contrapositive:
http://www.ck12.org/geometry/Converse-Inverse-and-Contrapositive/
4. Inductive Reasoning from Patterns:
http://www.ck12.org/geometry/Inductive-Reasoning-from-Patterns/
5. Deductive Reasoning:
http://www.ck12.org/geometry/Deductive-Reasoning/
6. Truth Tables:
http://www.ck12.org/geometry/Truth-Tables/
7. Properties of Equality and Congruence:
http://www.ck12.org/geometry/Properties-of-Equality-and-Congruence/
8. Two-Column Proofs:
http://www.ck12.org/geometry/Two-Column-Proofs/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 7883
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Indirect-Proof/.
Here you'll learn how to write indirect proofs, or proofs by contradiction, by assuming a hypothesis is false.
This video gives more detail about the mathematical principles presented in Indirect Proof.
This is part of CK-12’s Geometry: Relationships with Triangles. See more at:
1. Midsegment Theorem:
http://www.ck12.org/geometry/Midsegment-Theorem/
2. Perpendicular Bisectors:
http://www.ck12.org/geometry/Perpendicular-Bisectors/
3. Angle Bisectors in Triangles:
http://www.ck12.org/geometry/Angle-Bisectors-in-Triangles/
4. Medians:
http://www.ck12.org/geometry/Medians/
5. Altitudes:
http://www.ck12.org/geometry/Altitudes/
6. Comparing Angles and Sides in Triangles:
http://www.ck12.org/geometry/Comparing-Angles-and-Sides-in-Triangles/
7. Triangle Inequality Theorem:
http://www.ck12.org/geometry/Triangle-Inequality-Theorem/
8. Indirect Proof in Algebra and Geometry:
http://www.ck12.org/geometry/Indirect-Proof/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 8528
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Parallel-and-Skew-Lines/.
Here you'll learn about parallel and skew lines.
This video gives more detail about the mathematical principles presented in Parallel and Skew Lines.
This is part of CK-12’s Geometry: Parallel and Perpendicular Lines. See more at:
1. Parallel and Skew Lines:
http://www.ck12.org/geometry/Parallel-and-Skew-Lines/
2. Perpendicular Lines:
http://www.ck12.org/geometry/Perpendicular-Lines/
3. Corresponding Angles:
http://www.ck12.org/geometry/Corresponding-Angles/
4. Alternate Interior Angles:
http://www.ck12.org/geometry/Alternate-Interior-Angles/
5. Alternate Exterior Angles:
http://www.ck12.org/geometry/Alternate-Exterior-Angles/
6. Same Side Interior Angles:
http://www.ck12.org/geometry/Same-Side-Interior-Angles/
7. Slope in the Coordinate Plane:
http://www.ck12.org/geometry/Slope-in-the-Coordinate-Plane/
8. Parallel Lines in the Coordinate Plane:
http://www.ck12.org/geometry/Parallel-Lines-in-the-Coordinate-Plane/
9. Perpendicular Lines in the Coordinate Plane:
http://www.ck12.org/geometry/Perpendicular-Lines-in-the-Coordinate-Plane/
10. Distance Formula in the Coordinate Plane:
http://www.ck12.org/geometry/Distance-Formula-in-the-Coordinate-Plane/
11. Distance Between Parallel Lines:
http://www.ck12.org/geometry/Distance-Between-Parallel-Lines/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 10235
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Area-and-Perimeter-of-Similar-Polygons/.
Here you'll learn how to calculate the area and perimeter of similar polygons using ratios.
This video gives more detail about the mathematical principles presented in Area and Perimeter of Similar Polygons.
This is part of CK-12’s Geometry: Perimeter and Area. See more at:
1. Area and Perimeter of Rectangles:
http://www.ck12.org/geometry/Area-and-Perimeter-of-Rectangles/
2. Area of a Parallelogram:
http://www.ck12.org/geometry/Area-of-a-Parallelogram/
3. Area and Perimeter of Triangles:
http://www.ck12.org/geometry/Area-and-Perimeter-of-Triangles/
4. Area of Composite Shapes:
http://www.ck12.org/geometry/Area-of-Composite-Shapes/
5. Area and Perimeter of Trapezoids:
http://www.ck12.org/geometry/Area-and-Perimeter-of-Trapezoids/
6. Area and Perimeter of Rhombuses and Kites:
http://www.ck12.org/geometry/Area-and-Perimeter-of-Rhombuses-and-Kites/
7. Area and Perimeter of Similar Polygons:
http://www.ck12.org/geometry/Area-and-Perimeter-of-Similar-Polygons/
8. Circumference:
http://www.ck12.org/geometry/Circumference/
9. Arc Length:
http://www.ck12.org/geometry/Arc-Length/
10. Area of a Circle:
http://www.ck12.org/geometry/Area-of-a-Circle/
11. Area of Sectors and Segments:
http://www.ck12.org/geometry/Area-of-Sectors-and-Segments/
12. Area of Regular Polygons:
http://www.ck12.org/geometry/Area-of-Regular-Polygons/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 8580
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/If-Then-Statements/.
Here you'll learn how to rewrite statements in if-then form and determine the hypothesis and conclusion.
This video gives more detail about the mathematical principles presented in If Then Statements.
This is part of CK-12’s Geometry: Reasoning and Proof. See more at:
1. Conjectures and Counterexamples:
http://www.ck12.org/geometry/Conjectures-and-Counterexamples/
2. If-Then Statements:
http://www.ck12.org/geometry/If-Then-Statements/
3. Converse, Inverse, and Contrapositive:
http://www.ck12.org/geometry/Converse-Inverse-and-Contrapositive/
4. Inductive Reasoning from Patterns:
http://www.ck12.org/geometry/Inductive-Reasoning-from-Patterns/
5. Deductive Reasoning:
http://www.ck12.org/geometry/Deductive-Reasoning/
6. Truth Tables:
http://www.ck12.org/geometry/Truth-Tables/
7. Properties of Equality and Congruence:
http://www.ck12.org/geometry/Properties-of-Equality-and-Congruence/
8. Two-Column Proofs:
http://www.ck12.org/geometry/Two-Column-Proofs/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 13578
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Inscribed-Quadrilaterals-in-Circles/.
Here you'll learn properties of inscribed quadrilaterals in circles and how to apply them.
This video gives more detail about the mathematical principles presented in Inscribed Quadrilaterals in Circles.
This is part of CK-12’s Geometry: Circles. See more at:
1. Parts of Circles:
http://www.ck12.org/geometry/Parts-of-Circles/
2. Tangent Lines:
http://www.ck12.org/geometry/Tangent-Lines/
3. Arcs in Circles:
http://www.ck12.org/geometry/Arcs-in-Circles/
4. Chords in Circles:
http://www.ck12.org/geometry/Chords-in-Circles/
5. Inscribed Angles in Circles:
http://www.ck12.org/geometry/Inscribed-Angles-in-Circles/
6. Inscribed Quadrilaterals in Circles:
http://www.ck12.org/geometry/Inscribed-Quadrilaterals-in-Circles/
7. Angles On and Inside a Circle:
http://www.ck12.org/geometry/Angles-On-and-Inside-a-Circle/
8. Angles Outside a Circle:
http://www.ck12.org/geometry/Angles-Outside-a-Circle/
9. Segments from Chords:
http://www.ck12.org/geometry/Segments-from-Chords/
10. Segments from Secants:
http://www.ck12.org/geometry/Segments-from-Secants/
11. Segments from Secants and Tangents:
http://www.ck12.org/geometry/Segments-from-Secants-and-Tangents/
12. Circles in the Coordinate Plane:
http://www.ck12.org/geometry/Circles-in-the-Coordinate-Plane/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 11770
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/probability/Multinomial-Distributions/.
Here you'll learn the definition of a multinomial distribution and how to calculate a multinomial probability by understanding the notion of a discrete random variable.
This video gives more detail about the mathematical principles presented in Multinomial Distributions.
This is part of CK-12’s Basic Probability and Statistics: Introduction to Discrete Random Variables. See more at:
1. Discrete Random Variables:
http://www.ck12.org/probability/Discrete-Random-Variables/
2. Probability Distribution:
http://www.ck12.org/probability/Probability-Distribution/
3. Binomial Distributions and Probability:
http://www.ck12.org/probability/Binomial-Distributions-and-Probability/
4. Multinomial Distributions:
http://www.ck12.org/probability/Multinomial-Distributions/
5. Theoretical and Experimental Spinners:
http://www.ck12.org/statistics/Theoretical-and-Experimental-Spinners/
6. Theoretical and Experimental Coin Tosses:
http://www.ck12.org/statistics/Theoretical-and-Experimental-Coin-Tosses/
Watch the whole series of CK-12's Basic Probability and Statistics videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsdqdCqpFpvTzfP_vwA8j78j

Views: 8292
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Two-Column-Proofs/.
Here you'll learn how to write a two-column geometric proof.
This video shows how to work step-by-step through one or more of the examples in Two Column Proofs.
This is part of CK-12’s Geometry: Reasoning and Proof. See more at:
1. Conjectures and Counterexamples:
http://www.ck12.org/geometry/Conjectures-and-Counterexamples/
2. If-Then Statements:
http://www.ck12.org/geometry/If-Then-Statements/
3. Converse, Inverse, and Contrapositive:
http://www.ck12.org/geometry/Converse-Inverse-and-Contrapositive/
4. Inductive Reasoning from Patterns:
http://www.ck12.org/geometry/Inductive-Reasoning-from-Patterns/
5. Deductive Reasoning:
http://www.ck12.org/geometry/Deductive-Reasoning/
6. Truth Tables:
http://www.ck12.org/geometry/Truth-Tables/
7. Properties of Equality and Congruence:
http://www.ck12.org/geometry/Properties-of-Equality-and-Congruence/
8. Two-Column Proofs:
http://www.ck12.org/geometry/Two-Column-Proofs/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 23215
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/statistics/Frequency-Polygons/
Here you'll learn how to use histograms and tables to construct frequency polygons.
This video gives more detail about the mathematical principles presented in Frequency Polygons.
This is part of CK-12’s Basic Probability and Statistics: Organizing and Displaying Data. See more at:
1. Line Graphs:
http://www.ck12.org/statistics/Line-Graphs/
2. Broken-Line Graphs:
http://www.ck12.org/statistics/Broken-Line-Graphs/
3. Scatter Plots:
http://www.ck12.org/statistics/Scatter-Plots/
4. Linear Regression Equations:
http://www.ck12.org/statistics/Linear-Regression-Equations/
5. Pie Charts:
http://www.ck12.org/statistics/Pie-Charts/
6. Stem-and-Leaf Plots:
http://www.ck12.org/statistics/Stem-and-Leaf-Plots/
7. Bar Graphs:
http://www.ck12.org/statistics/Bar-Graphs/
8. Histograms:
http://www.ck12.org/statistics/Histograms/
9. Applications of Histograms:
http://www.ck12.org/statistics/Applications-of-Histograms/
10. Frequency Polygons:
http://www.ck12.org/statistics/Frequency-Polygons/
11. Box-and-Whisker Plots:
http://www.ck12.org/statistics/Box-and-Whisker-Plots/
12. Applications of Box-and-Whisker Plots:
http://www.ck12.org/statistics/Applications-of-Box-and-Whisker-Plots/
Watch the whole series of CK-12's Basic Probability and Statistics videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsdqdCqpFpvTzfP_vwA8j78j

Views: 51797
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Inscribed-Quadrilaterals-in-Circles/
Here you'll learn about inscribed quadrilaterals and how to use the Inscribed Quadrilateral Theorem to solve problems about circles.
This video provides the student with a walkthrough of one or more examples from the concept "Inscribed Quadrilaterals".
This is part of CK-12’s Basic Geometry: Circles. See more at:
1. Parts of Circles:
http://www.ck12.org/geometry/Parts-of-Circles/
2. Tangent Lines:
http://www.ck12.org/geometry/Tangent-Lines/
3. Arcs in Circles:
http://www.ck12.org/geometry/Arcs-in-Circles/
4. Chords in Circles:
http://www.ck12.org/geometry/Chords-in-Circles/
5. Inscribed Angles in Circles:
http://www.ck12.org/geometry/Inscribed-Angles-in-Circles/
6. Inscribed Quadrilaterals in Circles:
http://www.ck12.org/geometry/Inscribed-Quadrilaterals-in-Circles/
7. Angles On and Inside a Circle:
http://www.ck12.org/geometry/Angles-On-and-Inside-a-Circle/
8. Angles Outside a Circle:
http://www.ck12.org/geometry/Angles-Outside-a-Circle/
9. Segments from Chords:
http://www.ck12.org/geometry/Segments-from-Chords/
10. Segments from Secants:
http://www.ck12.org/geometry/Segments-from-Secants/
11. Segments from Secants and Tangents:
http://www.ck12.org/geometry/Segments-from-Secants-and-Tangents/
12. Circles in the Coordinate Plane:
http://www.ck12.org/geometry/Circles-in-the-Coordinate-Plane/
Watch the whole series of CK-12's Basic Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseSm7selpF8lEq_jtiOqpDX

Views: 26268
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/probability/Probability-Distribution/.
Here you'll learn the definition of a probability distribution and how to determine if a probability distribution is that of a discrete random variable. You'll also learn how to solve problems with probability distributions and how to create a histogram with technology.
This video gives more detail about the mathematical principles presented in Probability Distribution.
This is part of CK-12’s Basic Probability and Statistics: Introduction to Discrete Random Variables. See more at:
1. Discrete Random Variables:
http://www.ck12.org/probability/Discrete-Random-Variables/
2. Probability Distribution:
http://www.ck12.org/probability/Probability-Distribution/
3. Binomial Distributions and Probability:
http://www.ck12.org/probability/Binomial-Distributions-and-Probability/
4. Multinomial Distributions:
http://www.ck12.org/probability/Multinomial-Distributions/
5. Theoretical and Experimental Spinners:
http://www.ck12.org/statistics/Theoretical-and-Experimental-Spinners/
6. Theoretical and Experimental Coin Tosses:
http://www.ck12.org/statistics/Theoretical-and-Experimental-Coin-Tosses/
Watch the whole series of CK-12's Basic Probability and Statistics videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsdqdCqpFpvTzfP_vwA8j78j

Views: 8185
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Distance-Formula-in-the-Coordinate-Plane/.
Here you'll learn the Distance Formula and you'll use it to find the distance between two points.
This video gives more detail about the mathematical principles presented in Distance Formula in the Coordinate Plane.
This is part of CK-12’s Geometry: Parallel and Perpendicular Lines. See more at:
1. Parallel and Skew Lines:
http://www.ck12.org/geometry/Parallel-and-Skew-Lines/
2. Perpendicular Lines:
http://www.ck12.org/geometry/Perpendicular-Lines/
3. Corresponding Angles:
http://www.ck12.org/geometry/Corresponding-Angles/
4. Alternate Interior Angles:
http://www.ck12.org/geometry/Alternate-Interior-Angles/
5. Alternate Exterior Angles:
http://www.ck12.org/geometry/Alternate-Exterior-Angles/
6. Same Side Interior Angles:
http://www.ck12.org/geometry/Same-Side-Interior-Angles/
7. Slope in the Coordinate Plane:
http://www.ck12.org/geometry/Slope-in-the-Coordinate-Plane/
8. Parallel Lines in the Coordinate Plane:
http://www.ck12.org/geometry/Parallel-Lines-in-the-Coordinate-Plane/
9. Perpendicular Lines in the Coordinate Plane:
http://www.ck12.org/geometry/Perpendicular-Lines-in-the-Coordinate-Plane/
10. Distance Formula in the Coordinate Plane:
http://www.ck12.org/geometry/Distance-Formula-in-the-Coordinate-Plane/
11. Distance Between Parallel Lines:
http://www.ck12.org/geometry/Distance-Between-Parallel-Lines/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 5272
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Inscribed-Angles-in-Circles/
Here you'll learn the Inscribed Angle Theorem, which states that the measure of an inscribed angle is half the measure of its intercepted arc. You'll also learn other inscribed angle theorems and you'll use them to solve problems about circles.
This video provides the student with a walkthrough of one or more examples from the concept "Inscribed Angles in Circles".
This is part of CK-12’s Basic Geometry: Circles. See more at:
1. Parts of Circles:
http://www.ck12.org/geometry/Parts-of-Circles/
2. Tangent Lines:
http://www.ck12.org/geometry/Tangent-Lines/
3. Arcs in Circles:
http://www.ck12.org/geometry/Arcs-in-Circles/
4. Chords in Circles:
http://www.ck12.org/geometry/Chords-in-Circles/
5. Inscribed Angles in Circles:
http://www.ck12.org/geometry/Inscribed-Angles-in-Circles/
6. Inscribed Quadrilaterals in Circles:
http://www.ck12.org/geometry/Inscribed-Quadrilaterals-in-Circles/
7. Angles On and Inside a Circle:
http://www.ck12.org/geometry/Angles-On-and-Inside-a-Circle/
8. Angles Outside a Circle:
http://www.ck12.org/geometry/Angles-Outside-a-Circle/
9. Segments from Chords:
http://www.ck12.org/geometry/Segments-from-Chords/
10. Segments from Secants:
http://www.ck12.org/geometry/Segments-from-Secants/
11. Segments from Secants and Tangents:
http://www.ck12.org/geometry/Segments-from-Secants-and-Tangents/
12. Circles in the Coordinate Plane:
http://www.ck12.org/geometry/Circles-in-the-Coordinate-Plane/
Watch the whole series of CK-12's Basic Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseSm7selpF8lEq_jtiOqpDX

Views: 4149
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/algebra/Functions-that-Describe-Situations/
Here you'll learn how to write a function rule for a table of values and to represent real-world situations.
This video demonstrates a sample use of writing a function rule.
This is part of CK-12’s Algebra I: Equations and Functions. See more at:
1. Definition of Variable:
http://www.ck12.org/algebra/Definition-of-Variable/
2. Expressions with One or More Variables:
http://www.ck12.org/algebra/Expressions-with-One-or-More-Variables/
3. Algebra Expressions with Exponents:
http://www.ck12.org/algebra/Algebra-Expressions-with-Exponents/
4. Order of Operations:
http://www.ck12.org/algebra/Order-of-Operations/
5. Algebra Expressions with Fraction Bars:
http://www.ck12.org/algebra/Algebra-Expressions-with-Fraction-Bars/
6. Patterns and Expressions:
http://www.ck12.org/algebra/Patterns-and-Expressions/
7. Words that Describe Patterns:
http://www.ck12.org/algebra/Words-that-Describe-Patterns/
8. Checking Solutions to Equations:
http://www.ck12.org/algebra/Checking-Solutions-to-Equations/
9. Checking Solutions to Inequalities:
http://www.ck12.org/algebra/Checking-Solutions-to-Inequalities/
10. Domain and Range of a Function:
http://www.ck12.org/algebra/Domain-and-Range-of-a-Function/
11. Functions that Describe Situations:
http://www.ck12.org/algebra/Functions-that-Describe-Situations/
12. Functions on a Cartesian Plane:
http://www.ck12.org/algebra/Functions-on-a-Cartesian-Plane/
13. Graphs of Functions based on Rules:
http://www.ck12.org/algebra/Graphs-of-Functions-based-on-Rules/
14. Function Rules based on Graphs:
http://www.ck12.org/algebra/Function-Rules-based-on-Graphs/
15. Algebraic Functions:
http://www.ck12.org/algebra/Algebraic-Functions/
16. Problem-Solving Models:
http://www.ck12.org/algebra/Problem-Solving-Models/
17. Comparison of Problem-Solving Models:
http://www.ck12.org/algebra/Comparison-of-Problem-Solving-Models/
Watch the whole series of CK-12's Algebra I videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseAnFUUMJDWvwKRe2yM3XH6

Views: 21378
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/statistics/Basic-Graph-Types/.
Here you'll learn how to organize and describe distributions of data by using a number of different methods, including frequency tables, histograms, standard line and bar graphs, stem-and-leaf displays, scatter plots, and box-and-whisker plots.
This video shows how to work step-by-step through one or more of the examples in Basic Graph Types.
This is part of CK-12’s Basic Probability and Statistics: Organizing and Displaying Data for Comparison. See more at:
1. Basic Graph Types:
http://www.ck12.org/statistics/Basic-Graph-Types/
2. Double Line Graphs:
http://www.ck12.org/statistics/Double-Line-Graphs/
3. Two-Sided Stem-and-Leaf Plots:
http://www.ck12.org/statistics/Two-Sided-Stem-and-Leaf-Plots/
4. Double Bar Graphs:
http://www.ck12.org/statistics/Double-Bar-Graphs/
5. Double Box-and-Whisker Plots:
http://www.ck12.org/statistics/Double-Box-and-Whisker-Plots/
Watch the whole series of CK-12's Basic Probability and Statistics videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsdqdCqpFpvTzfP_vwA8j78j

Views: 7068
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/probability/Permutations-with-Repetition/
Here you'll learn how to solve problems for the special case where there are double objects or repetitions within a permutation situation.
This video gives more detail about the mathematical principles presented in Permutations with Repetition.
This is part of CK-12’s Basic Probability and Statistics: Conditional Probability. See more at:
1. Tree Diagrams:
http://www.ck12.org/probability/Tree-Diagrams/
2. Permutations and Combinations Compared:
http://www.ck12.org/probability/Permutations-and-Combinations-Compared/
3. Permutation Problems:
http://www.ck12.org/probability/Permutation-Problems/
4. Permutations with Repetition:
http://www.ck12.org/probability/Permutations-with-Repetition/
5. Combinations:
http://www.ck12.org/probability/Combinations/
6. Combination Problems:
http://www.ck12.org/probability/Combination-Problems/
7. Conditional Probability:
http://www.ck12.org/probability/Conditional-Probability/
Watch the whole series of CK-12's Basic Probability and Statistics videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsdqdCqpFpvTzfP_vwA8j78j

Views: 8462
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Rotations/.
Here you'll learn what a rotation is and how to find the coordinates of a rotated figure.
This video shows how to work step-by-step through one or more of the examples in Rotations.
This is part of CK-12’s Geometry: Rigid Transformations. See more at:
1. Reflection Symmetry:
http://www.ck12.org/geometry/Reflection-Symmetry/
2. Rotation Symmetry:
http://www.ck12.org/geometry/Rotation-Symmetry/
3. Geometric Translations:
http://www.ck12.org/geometry/Geometric-Translations/
4. Rotations:
http://www.ck12.org/geometry/Rotations/
5. Reflections:
http://www.ck12.org/geometry/Reflections/
6. Composition of Transformations:
http://www.ck12.org/geometry/Composition-of-Transformations/
7. Tessellations:
http://www.ck12.org/geometry/Tessellations/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 3576
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Slope-in-the-Coordinate-Plane/
Here you'll learn how to find the slope of a line given two of its points and you'll review the different types of slope.
This video provides the student with a walkthrough on finding slope in the coordinate plane.
This is part of CK-12’s Basic Geometry: Parallel and Perpendicular Lines. See more at:
1. Parallel and Skew Lines:
http://www.ck12.org/geometry/Parallel-and-Skew-Lines/
2. Perpendicular Lines:
http://www.ck12.org/geometry/Perpendicular-Lines/
3. Corresponding Angles:
http://www.ck12.org/geometry/Corresponding-Angles/
4. Alternate Interior Angles:
http://www.ck12.org/geometry/Alternate-Interior-Angles/
5. Alternate Exterior Angles:
http://www.ck12.org/geometry/Alternate-Exterior-Angles/
6. Same Side Interior Angles:
http://www.ck12.org/geometry/Same-Side-Interior-Angles/
7. Slope in the Coordinate Plane:
http://www.ck12.org/geometry/Slope-in-the-Coordinate-Plane/
8. Parallel Lines in the Coordinate Plane:
http://www.ck12.org/geometry/Parallel-Lines-in-the-Coordinate-Plane/
9. Perpendicular Lines in the Coordinate Plane:
http://www.ck12.org/geometry/Perpendicular-Lines-in-the-Coordinate-Plane/
10. Distance Formula in the Coordinate Plane:
http://www.ck12.org/geometry/Distance-Formula-in-the-Coordinate-Plane/
11. Distance Between Parallel Lines:
http://www.ck12.org/geometry/Distance-Between-Parallel-Lines/
Watch the whole series of CK-12's Basic Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseSm7selpF8lEq_jtiOqpDX

Views: 4436
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/statistics/Basic-Graph-Types/.
Here you'll learn how to organize and describe distributions of data by using a number of different methods, including frequency tables, histograms, standard line and bar graphs, stem-and-leaf displays, scatter plots, and box-and-whisker plots.
This video gives more detail about the mathematical principles presented in Basic Graph Types.
This is part of CK-12’s Basic Probability and Statistics: Organizing and Displaying Data for Comparison. See more at:
1. Basic Graph Types:
http://www.ck12.org/statistics/Basic-Graph-Types/
2. Double Line Graphs:
http://www.ck12.org/statistics/Double-Line-Graphs/
3. Two-Sided Stem-and-Leaf Plots:
http://www.ck12.org/statistics/Two-Sided-Stem-and-Leaf-Plots/
4. Double Bar Graphs:
http://www.ck12.org/statistics/Double-Bar-Graphs/
5. Double Box-and-Whisker Plots:
http://www.ck12.org/statistics/Double-Box-and-Whisker-Plots/
Watch the whole series of CK-12's Basic Probability and Statistics videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsdqdCqpFpvTzfP_vwA8j78j

Views: 8072
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Conjectures-and-Counterexamples/.
Here you'll learn how to make educated guesses, or conjectures, based on patterns. You'll also learn how to disprove conjectures with counterexamples.
This video gives more detail about the mathematical principles presented in Conjectures and Counterexamples.
This is part of CK-12’s Geometry: Reasoning and Proof. See more at:
1. Conjectures and Counterexamples:
http://www.ck12.org/geometry/Conjectures-and-Counterexamples/
2. If-Then Statements:
http://www.ck12.org/geometry/If-Then-Statements/
3. Converse, Inverse, and Contrapositive:
http://www.ck12.org/geometry/Converse-Inverse-and-Contrapositive/
4. Inductive Reasoning from Patterns:
http://www.ck12.org/geometry/Inductive-Reasoning-from-Patterns/
5. Deductive Reasoning:
http://www.ck12.org/geometry/Deductive-Reasoning/
6. Truth Tables:
http://www.ck12.org/geometry/Truth-Tables/
7. Properties of Equality and Congruence:
http://www.ck12.org/geometry/Properties-of-Equality-and-Congruence/
8. Two-Column Proofs:
http://www.ck12.org/geometry/Two-Column-Proofs/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 7578
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Deductive-Reasoning/.
Here you'll learn how to deductively draw conclusions from facts using the Law of Detachment, the Law of Contrapositive, and the Law of Syllogism.
This video gives more detail about the mathematical principles presented in Deductive Reasoning.
This is part of CK-12’s Geometry: Reasoning and Proof. See more at:
1. Conjectures and Counterexamples:
http://www.ck12.org/geometry/Conjectures-and-Counterexamples/
2. If-Then Statements:
http://www.ck12.org/geometry/If-Then-Statements/
3. Converse, Inverse, and Contrapositive:
http://www.ck12.org/geometry/Converse-Inverse-and-Contrapositive/
4. Inductive Reasoning from Patterns:
http://www.ck12.org/geometry/Inductive-Reasoning-from-Patterns/
5. Deductive Reasoning:
http://www.ck12.org/geometry/Deductive-Reasoning/
6. Truth Tables:
http://www.ck12.org/geometry/Truth-Tables/
7. Properties of Equality and Congruence:
http://www.ck12.org/geometry/Properties-of-Equality-and-Congruence/
8. Two-Column Proofs:
http://www.ck12.org/geometry/Two-Column-Proofs/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 2156
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/probability/Binomcdf-Function/.
Here you'll learn how to use the binomcdf function on a Texas Instruments graphing calculator to solve for binomial probabilities.
This video shows how to work step-by-step through one or more of the examples in Binomcdf.
This is part of CK-12’s Basic Probability and Statistics: Probability Distributions. See more at:
1. Normal Distributions:
http://www.ck12.org/statistics/Normal-Distributions/
2. Binomial Distributions:
http://www.ck12.org/statistics/Binomial-Distributions/
3. Binompdf Function:
http://www.ck12.org/probability/Binompdf-Function/
4. Binomcdf Function:
http://www.ck12.org/probability/Binomcdf-Function/
5. Geometric Distributions:
http://www.ck12.org/statistics/Geometric-Distributions/
Watch the whole series of CK-12's Basic Probability and Statistics videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsdqdCqpFpvTzfP_vwA8j78j

Views: 1448
CK-12 Foundation

Find the percentage discount given the original price and sale price

Views: 4169
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/probability/Mutually-Exclusive-Events/
Here you'll learn to represent mutually exclusive events with Venn diagrams and calculate probabilities of mutually exclusive events.
This video gives more detail about the mathematical principles presented in Mutually Exclusive Events.
This is part of CK-12’s Basic Probability and Statistics: Independent and Dependent Events. See more at:
1. Venn Diagrams:
http://www.ck12.org/probability/Venn-Diagrams/
2. Independent Events and Sample Spaces:
http://www.ck12.org/statistics/Independent-Events-and-Sample-Spaces/
3. Dependent Events and Sample Spaces:
http://www.ck12.org/statistics/Dependent-Events-and-Sample-Spaces/
4. Mutually Exclusive Events:
http://www.ck12.org/probability/Mutually-Exclusive-Events/
5. Mutually Inclusive Events:
http://www.ck12.org/probability/Mutually-Inclusive-Events/
Watch the whole series of CK-12's Basic Probability and Statistics videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsdqdCqpFpvTzfP_vwA8j78j

Views: 3955
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/statistics/Stem-and-Leaf-Plots-and-Histograms/
Here you'll learn various ways to graphically display a data set, including stem-and-leaf plots and histograms. You'll also learn how to interpret such displays.
This video demonstrates a sample use of stem-and-leaf plots and histograms.
This is part of CK-12’s Algebra I: Probability and Statistics. See more at:
1. Measurement of Probability:
http://www.ck12.org/probability/Measurement-of-Probability/
2. Empirical Probability:
http://www.ck12.org/probability/Empirical-Probability/
3. Permutations:
http://www.ck12.org/probability/Permutations/
4. Probability and Permutations:
http://www.ck12.org/probability/Probability-and-Permutations/
5. Combinations:
http://www.ck12.org/probability/Combinations/
6. Probability and Combinations:
http://www.ck12.org/probability/Probability-and-Combinations/
7. Mutually Exclusive Events:
http://www.ck12.org/probability/Mutually-Exclusive-Events/
8. Independence versus Dependence:
http://www.ck12.org/statistics/Independence-versus-Dependence/
9. Measures of Central Tendency and Dispersion:
http://www.ck12.org/statistics/Measures-of-Central-Tendency-and-Dispersion/
10. Measures of Spread/Dispersion:
http://www.ck12.org/statistics/Measures-of-Spread-Dispersion/
11. Stem-and-Leaf Plots and Histograms:
http://www.ck12.org/statistics/Stem-and-Leaf-Plots-and-Histograms/
12. Box-and-Whisker Plots:
http://www.ck12.org/statistics/Box-and-Whisker-Plots/
13. Sampling Methods:
http://www.ck12.org/statistics/Sampling-methods/
14. Planning and Conducting Surveys: http://www.ck12.org/statistics/Planning-and-Conducting-Surveys/
Watch the whole series of CK-12's Algebra I videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseAnFUUMJDWvwKRe2yM3XH6

Views: 6513
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/30-60-90-Right-Triangles/
Here you'll learn that the sides of a 30-60-90 right triangle are in the ratio x:x \sqrt{3}:2x.
This video provides the student with a walkthrough on 30-60-90 triangles.
This is part of CK-12’s Basic Geometry: Right Triangle Trigonometry. See more at:
1. Expressions with Radicals:
http://www.ck12.org/algebra/Expressions-with-Radicals/
2. Pythagorean Theorem and Pythagorean Triples:
http://www.ck12.org/geometry/Pythagorean-Theorem-and-Pythagorean-Triples/
3. Applications of the Pythagorean Theorem:
http://www.ck12.org/geometry/Applications-of-the-Pythagorean-Theorem/
4. Inscribed Similar Triangles:
http://www.ck12.org/geometry/Inscribed-Similar-Triangles/
5. 45-45-90 Right Triangles:
http://www.ck12.org/geometry/45-45-90-Right-Triangles/
6. 30-60-90 Right Triangles:
http://www.ck12.org/geometry/30-60-90-Right-Triangles/
7. Sine, Cosine, Tangent:
http://www.ck12.org/geometry/Sine-Cosine-Tangent/
8. Trigonometric Ratios with a Calculator:
http://www.ck12.org/geometry/Trigonometric-Ratios-with-a-Calculator/
9. Trigonometry Word Problems:
http://www.ck12.org/geometry/Trigonometry-Word-Problems/
10. Inverse Trigonometric Ratios:
http://www.ck12.org/geometry/Inverse-Trigonometric-Ratios/
Watch the whole series of CK-12's Basic Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseSm7selpF8lEq_jtiOqpDX

Views: 12456
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Triangle-Proportionality/.
Here you'll learn how to apply both the Triangle Proportionality Theorem, which states that if a line that is parallel to one side of a triangle intersects the other two sides, then it divides those sides proportionally.
This video gives more detail about the mathematical principles presented in Triangle Proportionality.
This is part of CK-12’s Geometry: Similarity. See more at:
1. Forms of Ratios:
http://www.ck12.org/geometry/Forms-of-Ratios/
2. Proportion Properties:
http://www.ck12.org/geometry/Proportion-Properties/
3. Similar Polygons and Scale Factors:
http://www.ck12.org/geometry/Similar-Polygons-and-Scale-Factors/
4. AA Similarity:
http://www.ck12.org/geometry/AA-Similarity/
5. Indirect Measurement:
http://www.ck12.org/geometry/Indirect-Measurement/
6. SSS Similarity:
http://www.ck12.org/geometry/SSS-Similarity/
7. SAS Similarity:
http://www.ck12.org/geometry/SAS-Similarity/
8. Triangle Proportionality:
http://www.ck12.org/geometry/Triangle-Proportionality/
9. Parallel Lines and Transversals:
http://www.ck12.org/geometry/Parallel-Lines-and-Transversals/
10. Proportions with Angle Bisectors:
http://www.ck12.org/geometry/Proportions-with-Angle-Bisectors/
11. Dilation:
http://www.ck12.org/geometry/Dilation/
12. Dilation in the Coordinate Plane:
http://www.ck12.org/geometry/Dilation-in-the-Coordinate-Plane/
13. Self-Similarity:
http://www.ck12.org/geometry/Self-Similarity/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 2165
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/45-45-90-Right-Triangles/
Here you'll learn that the sides of a 45-45-90 right triangle are in the ratio x:x:x \sqrt{2}.
This video provides the student with a walkthrough of one or more examples from the concept "Special Right Triangle: 45-45-90".
This is part of CK-12’s Basic Geometry: Right Triangle Trigonometry. See more at:
1. Expressions with Radicals:
http://www.ck12.org/algebra/Expressions-with-Radicals/
2. Pythagorean Theorem and Pythagorean Triples:
http://www.ck12.org/geometry/Pythagorean-Theorem-and-Pythagorean-Triples/
3. Applications of the Pythagorean Theorem:
http://www.ck12.org/geometry/Applications-of-the-Pythagorean-Theorem/
4. Inscribed Similar Triangles:
http://www.ck12.org/geometry/Inscribed-Similar-Triangles/
5. 45-45-90 Right Triangles:
http://www.ck12.org/geometry/45-45-90-Right-Triangles/
6. 30-60-90 Right Triangles:
http://www.ck12.org/geometry/30-60-90-Right-Triangles/
7. Sine, Cosine, Tangent:
http://www.ck12.org/geometry/Sine-Cosine-Tangent/
8. Trigonometric Ratios with a Calculator:
http://www.ck12.org/geometry/Trigonometric-Ratios-with-a-Calculator/
9. Trigonometry Word Problems:
http://www.ck12.org/geometry/Trigonometry-Word-Problems/
10. Inverse Trigonometric Ratios:
http://www.ck12.org/geometry/Inverse-Trigonometric-Ratios/
Watch the whole series of CK-12's Basic Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseSm7selpF8lEq_jtiOqpDX

Views: 3247
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Chords-in-Circles/.
Here you'll learn theorems about chords in circles and how to apply them.
This video gives more detail about the mathematical principles presented in Chords in Circles.
This is part of CK-12’s Geometry: Circles. See more at:
1. Parts of Circles:
http://www.ck12.org/geometry/Parts-of-Circles/
2. Tangent Lines:
http://www.ck12.org/geometry/Tangent-Lines/
3. Arcs in Circles:
http://www.ck12.org/geometry/Arcs-in-Circles/
4. Chords in Circles:
http://www.ck12.org/geometry/Chords-in-Circles/
5. Inscribed Angles in Circles:
http://www.ck12.org/geometry/Inscribed-Angles-in-Circles/
6. Inscribed Quadrilaterals in Circles:
http://www.ck12.org/geometry/Inscribed-Quadrilaterals-in-Circles/
7. Angles On and Inside a Circle:
http://www.ck12.org/geometry/Angles-On-and-Inside-a-Circle/
8. Angles Outside a Circle:
http://www.ck12.org/geometry/Angles-Outside-a-Circle/
9. Segments from Chords:
http://www.ck12.org/geometry/Segments-from-Chords/
10. Segments from Secants:
http://www.ck12.org/geometry/Segments-from-Secants/
11. Segments from Secants and Tangents:
http://www.ck12.org/geometry/Segments-from-Secants-and-Tangents/
12. Circles in the Coordinate Plane:
http://www.ck12.org/geometry/Circles-in-the-Coordinate-Plane/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 6894
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/algebra/Monomial-Factors-of-Polynomials/
Here you'll learn how to factor out the greatest common monomial from a polynomial.
This video demonstrates a sample application of finding the greatest common monomial factors.
This is part of CK-12’s Algebra I: Polynomials. See more at:
1. Polynomials in Standard Form:
http://www.ck12.org/algebra/Polynomials-in-Standard-Form/
2. Addition and Subtraction of Polynomials:
http://www.ck12.org/algebra/Addition-and-Subtraction-of-Polynomials/
3. Multiplication of Monomials by Polynomials:
http://www.ck12.org/algebra/Multiplication-of-Monomials-by-Polynomials/
4. Multiplication of Polynomials by Binomials:
http://www.ck12.org/algebra/Multiplication-of-Polynomials-by-Binomials/
5. Special Products of Polynomials:
http://www.ck12.org/algebra/Special-Products-of-Polynomials/
6. Monomial Factors of Polynomials:
http://www.ck12.org/algebra/Monomial-Factors-of-Polynomials/
7. Zero Product Principle:
http://www.ck12.org/algebra/Zero-Product-Principle/
8. Factorization of Quadratic Expressions:
http://www.ck12.org/algebra/Factorization-of-Quadratic-Expressions/
9. Factorization of Quadratic Expressions with Negative Coefficients:
http://www.ck12.org/algebra/Factorization-of-Quadratic-Expressions-with-Negative-Coefficients/
10. Factorization using Difference of Squares:
http://www.ck12.org/algebra/Factorization-using-Difference-of-Squares/
11. Factorization using Perfect Square Trinomials:
http://www.ck12.org/algebra/Factorization-using-Perfect-Square-Trinomials/
12. Factoring Completely:
http://www.ck12.org/algebra/Factoring-Completely/
13. Factoring by Grouping:
http://www.ck12.org/algebra/Factoring-by-Grouping/
14. Solving Problems by Factoring: http://www.ck12.org/algebra/Solving-Problems-by-Factoring/
Watch the whole series of CK-12's Algebra I videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseAnFUUMJDWvwKRe2yM3XH6

Views: 18822
CK-12 Foundation

Discover more at www.ck12.org:: http://www.ck12.org/geometry/30-60-90-Right-Triangles/.
Here you'll learn that the sides of a 30-60-90 right triangle are in the ratio x:x \sqrt{3}:2x.
This video shows how to work step-by-step through one or more of the examples in 30-60-90 Right Triangles.
This is part of CK-12’s Geometry: Right Triangle Trigonometry. See more at:
1. Pythagorean Theorem and Pythagorean Triples:
http://www.ck12.org/geometry/Pythagorean-Theorem-and-Pythagorean-Triples/
2. Applications of the Pythagorean Theorem:
http://www.ck12.org/geometry/Applications-of-the-Pythagorean-Theorem/
3. Inscribed Similar Triangles:
http://www.ck12.org/geometry/Inscribed-Similar-Triangles/
4. 45-45-90 Right Triangles:
http://www.ck12.org/geometry/45-45-90-Right-Triangles/
5. 30-60-90 Right Triangles:
http://www.ck12.org/geometry/30-60-90-Right-Triangles/
6. Sine, Cosine, Tangent:
http://www.ck12.org/geometry/Sine-Cosine-Tangent/
7. Trigonometric Ratios with a Calculator:
http://www.ck12.org/geometry/Trigonometric-Ratios-with-a-Calculator/
8. Trigonometry Word Problems:
http://www.ck12.org/geometry/Trigonometry-Word-Problems/
9. Inverse Trigonometric Ratios:
http://www.ck12.org/geometry/Inverse-Trigonometric-Ratios/
10. Laws of Sines and Cosines:
http://www.ck12.org/geometry/Laws-of-Sines-and-Cosines/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 2010
CK-12 Foundation

Forming numbers: largest, smallest, odd and even

Views: 6210
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/Polyhedrons/
Here you'll learn what a polyhedron is and the parts of a polyhedron. You'll then use these parts in a formula called Euler's Theorem.
This video provides the student with a walkthrough on polyhedrons.
This is part of CK-12’s Basic Geometry: Surface Area and Volume. See more at:
1. Polyhedrons:
http://www.ck12.org/geometry/Polyhedrons/
2. Cross-Sections and Nets:
http://www.ck12.org/geometry/Cross-Sections-and-Nets/
3. Prisms:
http://www.ck12.org/geometry/Prisms/
4. Cylinders:
http://www.ck12.org/geometry/Cylinders/
5. Pyramids:
http://www.ck12.org/geometry/Pyramids/
6. Cones:
http://www.ck12.org/geometry/Cones/
7. Spheres:
http://www.ck12.org/geometry/Spheres/
8. Composite Solids:
http://www.ck12.org/geometry/Composite-Solids/
9. Area and Volume of Similar Solids:
http://www.ck12.org/geometry/Area-and-Volume-of-Similar-Solids/
Watch the whole series of CK-12's Basic Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseSm7selpF8lEq_jtiOqpDX

Views: 21586
CK-12 Foundation

Determining the number of electrons lost or gained

Views: 5083
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/algebra/Solving-Problems-by-Factoring/
Here you'll learn how to apply polynomial factoring techniques to solve real-world applications involving polynomial equations.
This video demonstrates a sample use of solving real-world problems by factoring.
This is part of CK-12’s Algebra I: Polynomials. See more at:
1. Polynomials in Standard Form:
http://www.ck12.org/algebra/Polynomials-in-Standard-Form/
2. Addition and Subtraction of Polynomials:
http://www.ck12.org/algebra/Addition-and-Subtraction-of-Polynomials/
3. Multiplication of Monomials by Polynomials:
http://www.ck12.org/algebra/Multiplication-of-Monomials-by-Polynomials/
4. Multiplication of Polynomials by Binomials:
http://www.ck12.org/algebra/Multiplication-of-Polynomials-by-Binomials/
5. Special Products of Polynomials:
http://www.ck12.org/algebra/Special-Products-of-Polynomials/
6. Monomial Factors of Polynomials:
http://www.ck12.org/algebra/Monomial-Factors-of-Polynomials/
7. Zero Product Principle:
http://www.ck12.org/algebra/Zero-Product-Principle/
8. Factorization of Quadratic Expressions:
http://www.ck12.org/algebra/Factorization-of-Quadratic-Expressions/
9. Factorization of Quadratic Expressions with Negative Coefficients:
http://www.ck12.org/algebra/Factorization-of-Quadratic-Expressions-with-Negative-Coefficients/
10. Factorization using Difference of Squares:
http://www.ck12.org/algebra/Factorization-using-Difference-of-Squares/
11. Factorization using Perfect Square Trinomials:
http://www.ck12.org/algebra/Factorization-using-Perfect-Square-Trinomials/
12. Factoring Completely:
http://www.ck12.org/algebra/Factoring-Completely/
13. Factoring by Grouping:
http://www.ck12.org/algebra/Factoring-by-Grouping/
14. Solving Problems by Factoring: http://www.ck12.org/algebra/Solving-Problems-by-Factoring/
Watch the whole series of CK-12's Algebra I videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseAnFUUMJDWvwKRe2yM3XH6

Views: 23594
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/algebra/Applications-of-Linear-Systems/
Here you'll learn how consistent, inconsistent, and dependent systems arise in real-world applications and you'll solve such problems.
This video demonstrates a sample use of the applications of linear systems.
This is part of CK-12’s Algebra I: Solving Systems of Equations and Inequalities. See more at:
1. Graphs of Linear Systems:
http://www.ck12.org/algebra/Graphs-of-Linear-Systems/
2. Systems Using Substitution:
http://www.ck12.org/algebra/Systems-Using-Substitution/
3. Mixture Problems:
http://www.ck12.org/algebra/Mixture-Problems/
4. Linear Systems with Addition or Subtraction:
http://www.ck12.org/algebra/Linear-Systems-with-Addition-or-Subtraction/
5. Linear Systems with Multiplication:
http://www.ck12.org/algebra/Linear-Systems-with-Multiplication/
6. Comparing Methods for Solving Linear Systems:
http://www.ck12.org/algebra/Comparing-Methods-for-Solving-Linear-Systems/
7. Consistent and Inconsistent Linear Systems:
http://www.ck12.org/algebra/Consistent-and-Inconsistent-Linear-Systems/
8. Determining the Type of Linear System:
http://www.ck12.org/algebra/Determining-the-Type-of-Linear-System/
9. Applications of Linear Systems:
http://www.ck12.org/algebra/Applications-of-Linear-Systems/
10. Systems of Linear Inequalities:
http://www.ck12.org/algebra/Systems-of-Linear-Inequalities/
11. Linear Programming:
http://www.ck12.org/algebra/Linear-Programming/
Watch the whole series of CK-12's Algebra I videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseAnFUUMJDWvwKRe2yM3XH6

Views: 2505
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/statistics/Histograms/
Here you'll learn how to create a frequency distribution chart and how to construct and interpret a histogram.
This video gives more detail about the mathematical principles presented in Histograms.
This is part of CK-12’s Basic Probability and Statistics: Organizing and Displaying Data. See more at:
1. Line Graphs:
http://www.ck12.org/statistics/Line-Graphs/
2. Broken-Line Graphs:
http://www.ck12.org/statistics/Broken-Line-Graphs/
3. Scatter Plots:
http://www.ck12.org/statistics/Scatter-Plots/
4. Linear Regression Equations:
http://www.ck12.org/statistics/Linear-Regression-Equations/
5. Pie Charts:
http://www.ck12.org/statistics/Pie-Charts/
6. Stem-and-Leaf Plots:
http://www.ck12.org/statistics/Stem-and-Leaf-Plots/
7. Bar Graphs:
http://www.ck12.org/statistics/Bar-Graphs/
8. Histograms:
http://www.ck12.org/statistics/Histograms/
9. Applications of Histograms:
http://www.ck12.org/statistics/Applications-of-Histograms/
10. Frequency Polygons:
http://www.ck12.org/statistics/Frequency-Polygons/
11. Box-and-Whisker Plots:
http://www.ck12.org/statistics/Box-and-Whisker-Plots/
12. Applications of Box-and-Whisker Plots:
http://www.ck12.org/statistics/Applications-of-Box-and-Whisker-Plots/
Watch the whole series of CK-12's Basic Probability and Statistics videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsdqdCqpFpvTzfP_vwA8j78j

Views: 2884
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/HL-Triangle-Congruence/.
Here you'll learn how to prove that right triangles are congruent given the length of only their hypotenuses and one of their legs.
This video gives more detail about the mathematical principles presented in HL Triangle Congruence.
This is part of CK-12’s Geometry: Triangles and Congruence. See more at:
1. Triangle Sum Theorem:
http://www.ck12.org/geometry/Triangle-Sum-Theorem/
2. Exterior Angles Theorems:
http://www.ck12.org/geometry/Exterior-Angles-Theorems/
3. Congruent Triangles:
http://www.ck12.org/geometry/Congruent-Triangles/
4. Congruence Statements:
http://www.ck12.org/geometry/Congruence-Statements/
5. Third Angle Theorem:
http://www.ck12.org/geometry/Third-Angle-Theorem/
6. SSS Triangle Congruence:
http://www.ck12.org/geometry/SSS-Triangle-Congruence/
7. SAS Triangle Congruence:
http://www.ck12.org/geometry/SAS-Triangle-Congruence/
8. ASA and AAS Triangle Congruence:
http://www.ck12.org/geometry/ASA-and-AAS-Triangle-Congruence/
9. HL Triangle Congruence:
http://www.ck12.org/geometry/HL-Triangle-Congruence/
10. Isosceles Triangles:
http://www.ck12.org/geometry/Isosceles-Triangles/
11. Equilateral Triangles:
http://www.ck12.org/geometry/Equilateral-Triangles/
Watch the whole series of CK-12's Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpsfZglz0JcMu7AMqcROsISuG

Views: 4614
CK-12 Foundation

Discover more at www.ck12.org: http://www.ck12.org/geometry/SAS-Similarity/
Here you'll learn how to determine if triangles are similar using Side-Angle-Side (SAS).
This video provides the student with a walkthrough on SAS similarity.
This is part of CK-12’s Basic Geometry: Similarity. See more at:
1. Forms of Ratios:
http://www.ck12.org/geometry/Forms-of-Ratios/
2. Proportion Properties:
http://www.ck12.org/geometry/Proportion-Properties/
3. Similar Polygons and Scale Factors:
http://www.ck12.org/geometry/Similar-Polygons-and-Scale-Factors/
4. AA Similarity:
http://www.ck12.org/geometry/AA-Similarity/
5. Indirect Measurement:
http://www.ck12.org/geometry/Indirect-Measurement/
6. SSS Similarity:
http://www.ck12.org/geometry/SSS-Similarity/
7. SAS Similarity:
http://www.ck12.org/geometry/SAS-Similarity/
8. Triangle Proportionality:
http://www.ck12.org/geometry/Triangle-Proportionality/
9. Parallel Lines and Transversals:
http://www.ck12.org/geometry/Parallel-Lines-and-Transversals/
10. Proportions with Angle Bisectors:
http://www.ck12.org/geometry/Proportions-with-Angle-Bisectors/
11. Dilation:
http://www.ck12.org/geometry/Dilation/
12. Dilation in the Coordinate Plane:
http://www.ck12.org/geometry/Dilation-in-the-Coordinate-Plane/
13. Self-Similarity:
http://www.ck12.org/geometry/Self-Similarity/
Watch the whole series of CK-12's Basic Geometry videos: https://www.youtube.com/playlist?list=PLhWx3LZhlpseSm7selpF8lEq_jtiOqpDX

Views: 5414
CK-12 Foundation

Views: 4012
CK-12 Foundation

© 2018

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