Notes: Interactive, Video & Ex Conic: Ellipse

The following links will help you understand Ellipse graphs, vocabulary and equations.
Explore the links before attempting to do the homework.
1) Geogebra Conic - Ellipse - Geogebra
2) Interactive Mathematics: Interactive Mathematics Ellipse (has good examples)
2) Math Open reference: Ellipse- math word definition
3) OpenAlgebra.com Interactive: Ellipse interactive and notes (has good examples)

Some additional notes are below...