7.4 Properties of Rectangles

Front

What is a rectangle?

Back

A rectangle is a quadrilateral with four right angles.

Front

What are the properties of the sides of a rectangle?

Back

Opposite sides of a rectangle are congruent and parallel.

Front

What is true about the diagonals of a rectangle?

Back

The diagonals of a rectangle are equal in length.

Front

How do the angles of a rectangle relate to each other?

Back

All angles in a rectangle are right angles (90 degrees).

Front

What is the relationship between rectangles and parallelograms?

Back

All rectangles are parallelograms, but not all parallelograms are rectangles.

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).

Front

If one side of a rectangle is 5 cm and the other is 10 cm, what is the area?

Back

Area = 5 cm × 10 cm = 50 cm².

Front

If a rectangle has a length of 8 cm and a width of 3 cm, what is its perimeter?

Back

Perimeter = 2(8 cm + 3 cm) = 22 cm.

Front

What is the relationship between the diagonals of a rectangle?

Back

The diagonals of a rectangle bisect each other and are equal in length.