Parallelograms

A parallelogram is a quadrilateral that has parallel sides in pairs.

A parallelogram has two diagonals that intersect at their midpoints.

The sum of the interior angles of a parallelogram is equal to 360°.

The area of a parallelogram is equal to its base multiplied by its height.

Types of Parallelograms

Square

A square has 4 equal sides and 4 right angles.

The diagonals of a square are equal, perpendicular and the bisectors of their angles.

Square

Rectangle

A rectangle has equal opposite sides and 4 right angles.

The diagonals of a rectangle are equal.

Rectangle

Rhombus

A rhombus has equal opposite angles and four equal sides.

The diagonals of a rhombus are perpendicular and bisectors of the angles.

Rhombus

Rhomboid

A rhomboid has equal sides which are parallel to the opposite sides.

Rhomboid