homework help 472

See explanation.

An equiangular polygon is a polygon in which all angles are equal.
An equilateral polygon is a polygon with equal sides.
If both sides and angles are equal then the polygon is called regular.

If we look at , then we can say, that:

1. A rectangle (not being a square) is equiangular (4 right angles)
2. A rhombus (not being a square) is equilateral (4 equal sides, unequal angles)
3. A square is both equilateral and equiangular (i.e. it is a regular polygon)