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.
there are 5 straight lines
If they are straight lines, then one solution.
3 lines and one plane
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
there are 5 straight lines
No, polygons are made of straight, non-overlapping sides. An ellipse has curves.
An ellipse is a conic section, a curving line which is the path of a point that moves in such a way that the sum of its distance from two fixed points is constant.... so no - there are not 4 straight angles in an ellipse, nor any straight bits at all.
A square has four straight lines.
6
The orbit of a planet around the sun is called an ellipse.
It is an ellipse, so no.
2, straight and curvy...
Ellipse has no sides and
Straight lines.