Area and Perimeter

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, calculated by adding the lengths of all its sides.

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

Front

What is the area of a square with a side length of 4 cm?

Back

16 square cm (4 cm x 4 cm).

Front

What is the perimeter of a square with a side length of 4 cm?

Back

16 units (4 cm + 4 cm + 4 cm + 4 cm).

Front

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

Back

15 square cm (5 cm x 3 cm).

Front

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

Back

16 units (5 cm + 3 cm + 5 cm + 3 cm).

Front

What do you do to find the area of a shape?

Back

You multiply the dimensions of the shape.

Front

What do you do to find the perimeter of a shape?

Back

You add the lengths of all the sides.