Area and Perimeter

Front

What is the definition of 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 the definition of 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 5 cm and a width of 3 cm, what is its area?

Back

15 cm² (Area = 5 cm × 3 cm).

Front

If a rectangle has a length of 10 cm and a width of 4 cm, what is its perimeter?

Back

28 cm (Perimeter = 2(10 cm + 4 cm)).

Front

What is the formula for the area of a square?

Back

A = side × side or A = side².

Front

If a square has a side length of 6 cm, what is its area?

Back

36 cm² (Area = 6 cm × 6 cm).

Front

What is the relationship between area and perimeter?

Back

Area measures the space inside a shape, while perimeter measures the distance around it.

Front

What is the perimeter of a rectangle with a length of 8 in and a width of 5 in?

Back

26 in (Perimeter = 2(8 in + 5 in)).