Area and Perimeter

Front

What is the perimeter?

Back

The perimeter is the total distance around a shape. It is calculated by adding the lengths of all the sides.

Front

What is area?

Back

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

Front

How do you calculate the perimeter of a rectangle?

Back

To calculate the perimeter of a rectangle, add the lengths of all four sides or use the formula: P = 2(length + width).

Front

How do you calculate the area of a rectangle?

Back

To calculate the area of a rectangle, multiply the length by the width: A = length × width.

Front

What is the formula for the perimeter of a square?

Back

The formula for the perimeter of a square is P = 4 × side length.

Front

What is the formula for the area of a square?

Back

The formula for the area of a square is A = side length × side length.

Front

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

Back

The area is 15 square meters (A = 5m × 3m).

Front

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

Back

The perimeter is 16 inches (P = 4 × 4in).

Front

What is the perimeter of a triangle with sides measuring 3cm, 4cm, and 5cm?

Back

The perimeter is 12 centimeters (3cm + 4cm + 5cm).

Front

If a rectangle has a length of 10m and a width of 2m, what is its perimeter?

Back

The perimeter is 24 meters (P = 2(10m + 2m)).