Wha is a vertex, a focus, an eccentricity, and a latus rectum

Answer 1

depends on the conic section.

google is your friend. Just look up "parabola" or "ellipse" etc for many discussions of their properties.

Answer 2

Its on the ellipse. Google isn't helping.

Answer 3

that's rubbish.

Just typing in ellipse, I got many hits, and as usual, wikipedia had a very good article.

https://en.wikipedia.org/wiki/Ellipse