Area and Perimeter

Front

What is the perimeter of a shape?

Back

The perimeter is the distance around the outside of a shape.

Front

How do you find the perimeter of a rectangle?

Back

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

Front

What is the area of a shape?

Back

The area is the amount of space inside a shape.

Front

How do you find the area of a rectangle?

Back

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

Front

If a rectangle has a length of 5 cm and a width of 3 cm, what is its area?

Back

15 square cm.

Front

If a rectangle has a length of 5 cm and a width of 3 cm, what is its perimeter?

Back

16 cm.

Front

What is the formula for the perimeter of a square?

Back

Perimeter = 4 × side length.

Front

What is the formula for the area of a square?

Back

Area = side length × side length.

Front

If a square has a side length of 4 cm, what is its area?

Back

16 square cm.

Front

If a square has a side length of 4 cm, what is its perimeter?

Back

16 cm.