3rd Area and Perimeter

Front

What is PERIMETER?

Back

The distance around a shape.

Front

How do you find the PERIMETER of a rectangle?

Back

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

Front

What is AREA?

Back

The amount of space inside a shape.

Front

How do you find the AREA of a rectangle?

Back

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

Front

If a rectangle is 5 inches long and 3 inches wide, what is its AREA?

Back

15 square inches.

Front

If a rectangle is 6 inches long and 2 inches wide, what is its PERIMETER?

Back

16 inches.

Front

What is the formula for finding the PERIMETER of a square?

Back

P = 4 × side length.

Front

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

Back

16 cm.

Front

What is the formula for finding the AREA of a square?

Back

A = side length × side length.

Front

If a square has a side length of 3 inches, what is its AREA?

Back

9 square inches.