• #### The Ellipse - Problem 14

##### Math›Precalculus›Conic Sections
Writing the equation for an ellipse from co-vertices and foci, centered at the origin.
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• #### Transformations of a Hyperbola - Problem 4

##### Math›Precalculus›Conic Sections
Writing the equation for a hyperbola from vertices and foci.
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• #### The Hyperbola - Problem 5

##### Math›Precalculus›Conic Sections
Using the foci and vertices to write the equation of a hyperbola centered at the origin.
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• #### The Ellipse - Problem 14

##### Math›Algebra 2›Conic Sections
Writing the equation for an ellipse from co-vertices and foci, centered at the origin.
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• #### The Hyperbola - Problem 5

##### Math›Algebra 2›Conic Sections
Using the foci and vertices to write the equation of a hyperbola centered at the origin.
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• #### Transformations of a Hyperbola - Problem 4

##### Math›Algebra 2›Conic Sections
Writing the equation for a hyperbola from vertices and foci.
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• #### Transformations of a Hyperbola - Problem 3

##### Math›Precalculus›Conic Sections
Writing the equation for a hyperbola that is not centered at the origin from the vertices and foci.
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• #### Transformations of a Hyperbola - Problem 3

##### Math›Algebra 2›Conic Sections
Writing the equation for a hyperbola that is not centered at the origin from the vertices and foci.
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• #### Number of Diagonals in a Polygon - Concept

##### Math›Geometry›Reasoning, Diagonals, Angles and Parallel Lines
How to determine the number of diagonals in a polygon.
• #### Introduction to the 3D Coordinate System - Problem 1

##### Math›Precalculus›Vectors and Parametric Equations
How to find the coordinates of the vertices of a rectangular box.
• #### Central Angles and Intercepted Arcs - Problem 4

##### Math›Geometry›Circles
How to find the measure of an arc created by the vertices of an inscribed regular polygon.
• #### The Angle Between Vectors - Problem 3

##### Math›Precalculus›Vectors and Parametric Equations
How to compute one of the angles of a triangle when you are given the coordinates of its three vertices.
• #### Number of Diagonals in a Polygon - Problem 1

##### Math›Geometry›Reasoning, Diagonals, Angles and Parallel Lines
How to determine the number of diagonals in a polygon when you know the number of sides.
• #### Number of Diagonals in a Polygon - Problem 2

##### Math›Geometry›Reasoning, Diagonals, Angles and Parallel Lines
How to determine the number of sides in a polygon when you know the number of diagonals.