Area & Perimeter

Front

What is the formula for calculating the area of a rectangle?

Back

Area = Length x Width

Front

If the length of a rectangle is 8 inches and the width is 5 inches, what is the area?

Back

40 square inches

Front

What is the formula for calculating the perimeter of a rectangle?

Back

Perimeter = 2 x (Length + Width)

Front

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

Back

28 meters

Front

What is the area of a rectangle with a length of 7 cm and a width of 3 cm?

Back

21 square centimeters

Front

How do you find the width of a rectangle if you know the area and the length?

Back

Width = Area / Length

Front

What is the perimeter of a rectangle with a length of 12 feet and a width of 5 feet?

Back

34 feet

Front

If the area of a rectangle is 50 square inches and the length is 10 inches, what is the width?

Back

5 inches

Front

What is the relationship between area and perimeter in a rectangle?

Back

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

Front

How do you calculate the area of a rectangle if you only know the perimeter?

Back

You need either the length or width to calculate the area from the perimeter.