Area and Perimeter

Front

What is the area?

Back

The area is the amount of space inside a shape, measured in square units.

Front

What is the perimeter?

Back

The perimeter is the distance around a shape.

Front

How do you find the area of a rectangle?

Back

Multiply the length by the width.

Front

How do you find the perimeter of a rectangle?

Back

Add all the sides together or use the formula: P = 2(length + width).

Front

What units are used to measure area?

Back

Square units, such as square feet (sq ft) or square meters (sq m).

Front

What units are used to measure perimeter?

Back

Linear units, such as inches (in), centimeters (cm), or meters (m).

Front

If a rectangle has a length of 10 cm and a width of 5 cm, what is its area?

Back

50 sq cm (10 cm x 5 cm).

Front

If a rectangle has a length of 10 cm and a width of 5 cm, what is its perimeter?

Back

30 cm (2(10 cm + 5 cm)).

Front

What is the formula for the area of a rectangle?

Back

Area = length x width.

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2(length + width).