Area and Perimeter

Front

What is the perimeter?

Back

The perimeter is the total distance around a shape.

Front

What is area?

Back

Area is the amount of space inside 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

How do you calculate the area of a rectangle?

Back

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

Front

What is the perimeter of a square with each side measuring 4 inches?

Back

16 inches (P = 4 × side).

Front

What is the area of a square with each side measuring 4 inches?

Back

16 square inches (A = side × side).

Front

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

Back

16 inches (P = 2(5 + 3)).

Front

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

Back

15 square inches (A = 5 × 3).

Front

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

Back

12 inches (P = 3 + 4 + 5).

Front

What is the area of a triangle with a base of 6 inches and a height of 4 inches?

Back

12 square inches (A = 1/2 × base × height).