Perimeter and Area of Plane Figures

Find the AREA of this figure.

• 160 square feet

• 161 feet

• 106

• 1600 feet

This picture has an area of 80 cm² . The height of the picture is 10 cm. What is the width of the picture.

• 8

• 10

• 800

• 90

Find the area of the shape.  Round your answer to the nearest tenth if necessary.

• 12.6  square cm

• 50.2 square cm

• 25.1 square cm

• 124.7 square cm

What is the circumference of the following shape? (use an exact value)

• 14π mi

• 7π mi

• 49π mi

• 43.98 mi

Sophie was building a fence around her flower bed. The width must be twice the length to fit her backyard. She only has 72 feet of fencing. What is the maximum width she can build?

• 18 feet

• 12 feet

• 24 feet

• 36 feet

• 4 cm

• 6 cm

• 8 cm

• 12.72 cm

What is the area of the following shape? (use an approximate value)

• 21.99 mi

• 43.98 mi

• 153.94 mi

• 615.75 mi

What is the perimeter of the fence?

• 25

• 30

• 35

• 40

Maura drew a square. Each side measures 6 cm. What is the area of the square?

• 24 sq cm

• 36 sq cm

• 42 sq cm

• 48 sq cm

What is the area of a triangle with a base of 9 cm and a height of 4 cm?

• 8 cm squared

• 6 cm squared

• 36 cm squared

• 18 cm squared