• #### The Ellipse - Problem 19

##### Math›Algebra 2›Conic Sections
Using eccentricity of an ellipse to find a planet's closest and farthest distance from the sun.
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• #### Circumference - Problem 1

##### Math›Geometry›Circles
How to calculate the circumference of a circle given diameter or radius.
• #### The Ellipse - Problem 19

##### Math›Precalculus›Conic Sections
Using eccentricity of an ellipse to find a planet's closest and farthest distance from the sun.
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• #### Circumference - Problem 4

##### Math›Geometry›Circles
How to find the circumference of a figure formed by two different circles and a straight line.
• #### Geometric Series - Problem 8

##### Math›Precalculus›Sequences and Series
Using a geometric series to find the total theoretical distance traveled by a bouncing ball.
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• #### Formulas - Problem 1

##### Math›Pre-Algebra›Solving Equations and Inequalities
Solving distance = rate times time or area of a triangle equations for one of the variables
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• #### Triangle Side Inequalities - Concept

##### Math›Geometry›Triangles
How to determine the triangle side inequalities.
• #### Interpreting Graphs - Problem 3

##### Math›Algebra›Graphs and Functions
How to draw a graph to represent distance and time.
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axes
• #### Geometric Series - Problem 6

##### Math›Precalculus›Sequences and Series
Using an infinite geometric series to find a swing or pendulum's theoretical total distance.
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• #### The Circle - Problem 4

##### Math›Precalculus›Conic Sections
How to use two endpoints of a diameter to create the equation for a circle.
• #### Equation of a Circle - Problem 1

##### Math›Trigonometry›Pythagorean Theorem
How to write the equation of a circle given the center and a point on the circle.
• #### Equation of a Circle - Problem 3

##### Math›Trigonometry›Pythagorean Theorem
How to write the equation of a circle given the center and a point on the circle.
• #### Equation of a Circle - Problem 3

##### Math›Geometry›Pythagorean Theorem
How to write the equation of a circle given the center and a point on the circle.
• #### Equation of a Circle - Problem 1

##### Math›Geometry›Pythagorean Theorem
How to write the equation of a circle given the center and a point on the circle.
• #### Geometric Series - Problem 6

##### Math›Algebra 2›Sequences and Series
Using an infinite geometric series to find a swing or pendulum's theoretical total distance.
Tags:
• #### Equation of a Circle - Problem 2

##### Math›Trigonometry›Pythagorean Theorem
How to identify the center and radius of a circle given an equation.
• #### Area of an Annulus - Problem 2

##### Math›Geometry›Area
How to calculate the area between two circles, given the radius of the smaller circle and the distance between the circles.
• #### Area of an Annulus - Problem 3

##### Math›Geometry›Area
How to find the distance between two circles given the area of the annulus and the radius of the smaller circle.
• #### Area of an Annulus - Problem 1

##### Math›Geometry›Area
How to calculate the area between two circles, given the radius of the smaller circle and the distance between the circles.
• #### The Circle - Problem 4

##### Math›Algebra 2›Conic Sections
How to use two endpoints of a diameter to create the equation for a circle.