In this context, an ellipse is equivalent to a circle: it has one edge and one face and no vertices.
Ellipse has no sides and
Two
2
No. Both foci are always inside the ellipse, otherwise you don't have an ellipse.
In this context, an ellipse is equivalent to a circle: it has one edge and one face and no vertices.
Ellipse has no sides and
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.
None; an ellipse is a smooth curve, not a line.
Two
None.
An ellipse has two lines of mirror symmetry: the line that includes the two foci of the ellipse and the perpendicular bisector of the segment of that line between the two foci.
2
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.
None
No. Both foci are always inside the ellipse, otherwise you don't have an ellipse.