Area of Rectangles with Square Units

Isaac drew two rectangles on grid paper.

Which statement about the perimeter and areas of Isaac's rectangles is true?

• The areas are the same and the perimeters are the same

• The areas are different and the perimeters are different

• The areas are different and the perimeters are the same

• The areas are the same and the perimeters are different

When measuring area, what label do you use?

• units

• units²

• units³

Marla has a garden with a length of 5 feet and a width of 3 feet. What is the area and perimeter of her garden?

• A = 8 square feet
  P = 16 feet

• A = 15 square feet
  P = 8 feet

• A= 15 square feet
  P = 16 feet

• A = 16 square feet
  P = 15 feet

Using the formula for the area of a rectangle, solve for the area of the rectangle.

• 24 cm²

• 11 cm²

• 5 cm²

• 2.3 cm²

Mrs. Davis wanted to cover the classroom with new carpet. If the length of the classroom was 12 feet and the width was 8 feet. How much carpet would she need to buy?

• 20 ft

• 40 ft

• 96 ft²

• 40 ft²

Area is measured in:

• feet

• centimeters

• square units

• inches

Which of the following expressions would not help me find the area of this rectangle?

• 5 x 10

• 10 x 5

• 5 + 10

What is the area of a rectangle with side lengths 2 by 8?

• 28

• 16

• 10

• 14

A rectangle with an area of 30 square units and a side length of 6 has another side length of?

• 5 units

• 6 units

• 3 units

• 4 units

Jason wants to mow his rectangular lawn. If his lawn is 15 feet by 25 feet how many square feet does he have to mow?

• 80 ft²

• 40 ft²

• 375 ft²

• 400 ft²