Area and Perimeter Review

Front

What is area?

Back

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

Front

What is perimeter?

Back

Perimeter is the distance around a shape, measured in linear units.

Front

How do you calculate the area of a rectangle?

Back

Multiply the length by the width (Area = length × width).

Front

How do you calculate the perimeter of a rectangle?

Back

Add all the sides together (Perimeter = 2 × (length + width)).

Front

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

Back

9 sq units.

Front

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

Back

15 sq cm.

Front

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

Back

28 feet.

Front

What is the area of a rectangle with length 6 units and width 5 units?

Back

30 sq units.

Front

What is the perimeter of a rectangle with length 7 cm and width 2 cm?

Back

18 cm.

Front

If a rectangle has an area of 20 sq units and a width of 4 units, what is the length?

Back

5 units.