Properties of Parallelograms and Rectangles

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 rectangle?

Back

A rectangle is a parallelogram with four right angles and opposite sides that are equal in length.

Front

If one diagonal of a rectangle is 9 in, what is the measure of the other diagonal?

Back

9 in

Front

What is the relationship between the diagonals of a rectangle?

Back

The diagonals of a rectangle are equal in length.

Front

Is a square a type of rectangle?

Back

Yes, a square is a special type of rectangle where all sides are equal.

Front

What defines a quadrilateral as a parallelogram?

Back

A quadrilateral is a parallelogram if both pairs of opposite sides are parallel.

Front

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

Back

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

Front

Can a rectangle be classified as a parallelogram?

Back

Yes, every rectangle is a parallelogram.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2(length + width).