Select the statement that is true about squares from the choices below.
Select one:
a. Only two sides of a square have congruent sides.
b. The diagonals of a square do not bisect each other.
c. The diagonals of a square are perpendicular to each other.
d. No squares are similar.
The answer is (C). All sides and angles of the square is equal. Its diagonals bisect each other and meet at 90°. If two lines are said to meet at 90°, these lines are perpendicular to each other. Therefore, the diagonals of a square is perpendicular to each other