Perimeter & Area

Front

What is the perimeter?

Back

The perimeter is the distance around 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 area?

Back

The area is the 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, like square feet (sq ft) or square centimeters (cm²).

Front

What is the formula for the perimeter of a square?

Back

P = 4 × side length.

Front

If a rectangle has a length of 10 feet and a width of 5 feet, what is its area?

Back

50 square feet (10 ft × 5 ft = 50 sq ft).

Front

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

Back

16 cm (4 cm × 4 = 16 cm).

Front

What is the difference between perimeter and area?

Back

Perimeter measures the distance around a shape, while area measures the space inside it.

Front

What is the perimeter of a rectangle with a length of 8 m and a width of 3 m?

Back

22 m (P = 2(8 m + 3 m) = 22 m).