trapezoid
They are known as regular polygons.
Polygons have an equal number of sides and angles.
two polygons with sides that have all equal sides and angles
Convex polygons with congruent sides and congruent angles are called regular polygons.
All polygons have an equal number of sides and angles.
Most irregular polygons.
Yes
They are called regular polygons
Yes in general polygons that have equal interior angles also have equal sides and they are said to be regular polygons. But a rectangle is an exception.
Polygons
A regular polygon has all sides equal and all angles equal.
Straight sides of equal length, all internal angles equal.