Area Perimeter and Nets

What is the perimeter of this polygon?

• 39 in

• 39 cm

• 39 m

• 39 ft

16 square inches

12 square inches

24 square inches

48 square inches

• 16 square inches

• 12 square inches

• 24 square inches

• 48 square inches

Area of triangle?

• 17 units²

• 20 units²

• 10 units²

• 16 units²

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

Cole is creating a fence around his yard for his new puppy.  The length of the yard is 9 feet and the width is 5 feet.  How much fencing will Cole need?  

• 45 feet

• 28 feet

• 25 feet

• 14 feet

Find the total surface area of the cube.

• 1600 ft²

• 8000 ft²

• 120 ft²

• 2400 ft²

What is the surface area for the rectangular prism?

• 36 cm2

• 64 cm2

• 72 cm2

• 14 cm2

What is the surface area of the cube?

• 12 cm²

• 36 cm²

• 24 cm²

• 64 cm²

What is the area of the shaded region?

• 20 sq cm

• 4 sq cm

• 30 sq cm

• 24 sq cm

What is the perimeter of this shape?

• 30cm

• 32cm

• 60cm

• 20cm