Area and Perimeter Review

Front

What is the definition of perimeter?

Back

Perimeter is the total distance around the outside of a shape.

Front

How do you calculate the perimeter of a rectangle?

Back

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

Front

What is the definition of area?

Back

Area is the amount of space inside a shape.

Front

How do you calculate the area of a rectangle?

Back

Multiply the length by the width: A = length × width.

Front

What units are used to measure area?

Back

Area is measured in square units, such as square feet (sq ft) or square centimeters (sq cm).

Front

What is the perimeter of a rectangle with a length of 10 feet and a width of 4 feet?

Back

The perimeter is 28 feet.

Front

What is the area of a rectangle with a length of 5 cm and a width of 3 cm?

Back

The area is 15 sq cm.

Front

If a rectangle has an area of 24 sq cm and a width of 4 cm, what is the length?

Back

The length is 6 cm.

Front

What is the area of a rectangle with a length of 10 cm and a width of 3 cm?

Back

The area is 30 sq cm.

Front

If the perimeter of a rectangle is 20 feet and the length is 6 feet, what is the width?

Back

The width is 4 feet.