3 videos
2 skills
What would you call a circle that isn't a circle? One that is is is taller or fatter rather than being perfectly round? An ellipse. (All circles are special cases of ellipses.) In this tutorial we go deep into the equations and graphs of ellipses.

Conic sections: Intro to ellipses

VIDEO 14:14 minutes
Introduction to the ellipse.

Equation of an ellipse

Find the center and major and minor radius of an ellipse given its equation.

Foci of an ellipse

VIDEO 13:49 minutes
Calculating the foci (or focuses) of an Ellipse.

Ellipse focus intuition exercise

VIDEO 6:27 minutes
Ellipse focus intuition exercise