Quadrilaterals

Quadrilaterals are four-sided polygon. Some are named by their sides and their angles.

Trapezoids have exactly one pair of parallel sides. The side lengths and the angles are not always the same size.

Parallelograms have 2 pairs of parallel sides. They also have 2 pairs of equal sides.

Learn more about quadrilaterals by reading the explanation below.

Practice Time! Write as many names for each quadrilateral as you can in the exercise below.