Not on a plane. Try it on a ball or a doughnut...!
Irregular
Any parallelogram, other than a square, is irregular.
No
180
regular
A square is not an irregular shape and conversely. So the square of an irregular shape cannot exist.A square is not an irregular shape and conversely. So the square of an irregular shape cannot exist.A square is not an irregular shape and conversely. So the square of an irregular shape cannot exist.A square is not an irregular shape and conversely. So the square of an irregular shape cannot exist.
A square cannot be irregular though it is a polygon.
Irregular
A rectangle is irregular. The only regular rectangle is a square, so any rectangle that is NOT a square is irregular.
Any parallelogram, other than a square, is irregular.
regular
No
180
There is no such thing. A square is, by definition, a 'regular' shape.
Yes.
regular
False