No.
ellipse is the shape of an egg
Yes, they are.
Yes.
Yes.
No. Both foci are always inside the ellipse, otherwise you don't have an ellipse.
No. Both foci are always inside the ellipse, otherwise you don't have an ellipse.
No. Both foci are always inside the ellipse, otherwise you don't have an ellipse.
No.
No.
No.
An ellipse has 2 foci. They are inside the ellipse, but they can't be said to be at the centre, as an ellipse doesn't have one.
"Ellipse" is a noun.
Tagalog of ellipse: Ilipse
An oval. Or an ellipse.
Ellipse has no sides and
An ellipse, a hyperbola.