Name a quadrilateral whose all angles are equal to 90°.
There are two types of quadrilateral whose all angles are equal to 90°. They are either square or rectangle. Both have all their angles equal to right angle.
Name a quadrilateral whose sides and angles are all equal .
A quadrilateral whose all sides, angles and diagonals are equal is:
Name the quadrilaterals which have these properties.
a) A parallelogram whose sides are all equal.
A rectangle whose sides are all equal.