CIRCLES AND ELLIPSES


In this unit, you will write equations for circles and ellipses given sufficient information. You will also be given an equation of a circle or ellipse, graph it, and label the radius and center.

Video:  Completing the square to write equation in standard form of a circle

 
 
Video:  Conic Sections:  Intro to Ellipses

Video:  Conic Sections:  Foci of an Ellipse



Below are additional educational resources and activities for this unit.
 
Writing Equations of Circles
 
Graphing and Properties of Ellipses
 
Graphing and Properties of Circles