Area and Perimeter

Front

What is Perimeter?

Back

Perimeter is the total distance around the outside of 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 Area?

Back

Area is the amount of 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

If a rectangle has a length of 10 cm and a width of 5 cm, what is its Area?

Back

50 cm² (10 cm × 5 cm = 50 cm²).

Front

If a rectangle has a length of 8 cm and a width of 3 cm, what is its Perimeter?

Back

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

Front

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

Back

P = 4 × side length.

Front

If one side of a square is 6 cm, what is its Perimeter?

Back

24 cm (P = 4 × 6 cm = 24 cm).

Front

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

Back

A = side length × side length.

Front

If one side of a square is 4 cm, what is its Area?

Back

16 cm² (A = 4 cm × 4 cm = 16 cm²).