A fun fact about quadrilaterals, ... Meet The Executive Leaders Dedicated To Building A World Without Blood Cancer ... Quadrilaterals Contain Parallelograms: Varignon's Theorem.

Parallelogram. A parallelogram is a quadrilateral where opposite sides are parallel and equal. Parallel sides are those that are moving in the same direction but are always equal distance apart.

Learn about the area of parallelograms with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

A parallelogram close parallelogram A quadrilateral with opposite pairs of sides that are both equal in length and parallel. Opposite angles are equal. can be cut and rearranged to form a ...