Properties of Quadrilaterals

Front

What is a parallelogram?

Back

A parallelogram is a quadrilateral with opposite sides that are parallel and equal in length.

Front

What are the properties of a parallelogram?

Back

1. Opposite sides are equal. 2. Opposite angles are equal. 3. The diagonals bisect each other.

Front

What is a trapezoid?

Back

A trapezoid is a quadrilateral with at least one pair of parallel sides.

Front

Are all trapezoids parallelograms?

Back

No, not all trapezoids are parallelograms.

Front

What is a rhombus?

Back

A rhombus is a quadrilateral with all four sides of equal length.

Front

Are all rhombuses parallelograms?

Back

Yes, all rhombuses are parallelograms.

Front

What is a square?

Back

A square is a quadrilateral with all sides equal and all angles equal to 90 degrees.

Front

Are all squares rhombuses?

Back

Yes, all squares are rhombuses.

Front

What is the relationship between the diagonals of a parallelogram?

Back

The diagonals of a parallelogram bisect each other.

Front

What is the sum of the interior angles of a quadrilateral?

Back

The sum of the interior angles of a quadrilateral is 360 degrees.