Area of rectangles

What is the area of this rectangle?

• 21 centimeters
• 42 centimeters
• 108 square centimeters
• 99 square centimeters

Find the area of the rectangle.

• 40 square cm
• 45 square cm
• 36 cm
• 36 square cm

What is the area of a rectangle with side lengths 3 inches by 5 inches?

• 15 square inches
• 16 inches
• 15 square feet
• 22 inches

Find the AREA of this figure.

• 160 square feet
• 160 feet
• abcdefghijklmnopqr
  stuvwxyz
• 1600 feet

Find the perimeter of the rectangle.

• 50 m
• 36 m
• 72 m
• 22 m

Tags

CCSS.3.MD.D.8

How do you find the area of a rectangle?

• A = 2 ( l + w) 
• A = 1/2 (b · h) 
• A = l · w
• A = l ÷ w

The side lengths of this rectangle are...

• 3 units by 3 units
• 4 units by 3 units
• 5 units by 3 units
• none of the above

Mrs. Payfer's desk is 3 feet by 2 feet.  What is the perimeter of her desk?

• 10 feet
• 10 square feet
• 12 feet
• 14 sq feet

Find the area of the rectangle.

• 40 square cm
• 45 square cm
• 36 cm
• 36 square cm

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 feet
• 40 ft
• 96 square feet
• 40 square feet