Perimeter and Area Review

Find the area of this triangle.

• 180 ft

• 180 ft²

• 73 ft

• 300 ft²

Sharon’s LCD TV measures 18 inches by 24 inches. She wants to know the area of the LCD TV. What is the area of the LCD TV?

• 432 in²

• 42 in²

• 84 in

• 216 in²

The area of a rectangle is 72 sq ft.  One side length is 9 ft.  What is the other side length?

• 8 ft

• 27 ft

• 648 ft²

• 8 ft²

Norman is a sunflower farmer. He uses a plot of land that is 3 km by 4.3 km. How much land does he use for his sunflowers?

• 14.6 km²

• 12.9 km

• 14.6 km

• 12.9 km²

Ashley wants to use ribbon to put a border around her picture. The picture is 6 inches long and 4 inches wide. How much border will she need?

• 24 in²

• 20 in

• 10 in

• 24 in

The perimeter of a rectangle is 34 meters. The width is 4 meters. What would the length be?

• 30 m

• 15 m

• 17 m

• 13 m

What is the perimeter of this hexagon?

• 7 cm

• 12 cm

• 20 cm

• 14 cm

Find the perimeter of the parallelogram.

• 60 cm²

• 34 cm

• 23 cm

• 42 cm²

Ronald wants to paint his drawing room wall which measures 8 feet by 9 feet. The cost of the paint is $5 per square foot. How much will it cost Ronald to paint the wall?

• $72

• $85

• $360

• 72 ft²

Norah bought a triangular rug that was 3 feet long and and 5 feet tall.  How much area did her rug cover?

• 15 ft²

• 8 ft²

• 7.5 ft

• 7.5 ft²