4
A four-sided polygon with four congruent sides and four equal angles is a square
30 i think
The answer would be a SQUARE.
-1,0,or 1 the negative square root of four is negative two and the square root of four is two
A square has four sides. The sides of a square are all equal in length. A square has four corners.
A square.
A square. Or a rectangle. A square.
Four acres is 174,240 square feet.
it is a square because a square has four side and four right angels
A square pyramid has a square base and four triangular sides.
Four Right angles are in a solid square because a square has four sides