A regular polygon
Chat with our AI personalities
Only when it is a regular polygon that all interior angles are of equal measure
Only if the polygon is "regular".
All of the angles are equal in a "regular" polygon. (All of the sides are too.)
They may, or may not, be equal. If you are talking about a regular polygon, all angles are equal in measure. If it is not a regular polygon, the angles are most likely different.
The perimeter is a measure of distance equal to the sum of all sides of a polygon.