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# Equation of an Ellipse

## x^2/a^2 = y^2/b^2 = 1, where a and b are horizontal and vertical stretch factors.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
• Video

## Graphing Equations of Ellipses - Overview

by CK-12 //basic
Overview
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• Video

## Writing Equations of Ellipses - Overview

by CK-12 //basic
Overview
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## Standard Form of the Equation of any Ellipse - Overview

by CK-12 //basic
Overview
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• Video

## Graphing Equations of Ellipses - Example 1

by CK-12 //basic
Graphing Equations of Ellipses Given Standard Form
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• Video

## Writing Equations of Ellipses - Example 1

by CK-12 //basic
Writing Equations of Ellipses Given the Center, One Vertex and One Co-Vertex
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• Video

## Writing Equations of Ellipses - Example 2

by CK-12 //basic
Writing Equations of Ellipses Given the Center, One Vertex, and One Focus
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• Video

## Standard Form of the Equation of any Ellipse - Example 1

by CK-12 //basic
Find the standard form of the equation of the ellipse given vertices and minor axis
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## Standard Form of the Equation of any Ellipse - Example 2

by CK-12 //basic
Find the standard form of the equation of the ellipse given foci and major axis
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## Standard Form of the Equation of any Ellipse - Example 3

by CK-12 //basic
Find the standard form of the equation of the ellipse given center, vertex, and minor axis
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