Area and Perimeter of 2D Figures and Composite

Find the perimeter of this triangle.

• 12 in

• 22 in

• 18 in

• 24 in

What is the perimeter of the semi-circle? Use 3.14 for π Hint: Don't forget to include the diameter itself!

• 11 yd

• 17.27 yd

• 34.54 yd

• 28.27 yd

What is the area of this composite shape? (Use 3.14 = π and round to the nearest tenths place)

• 21

• 19.2

• 40.2

• 42

What is the area of the figure?

• 48 ft²

• 216 ft²

• 65 ft²

• 128 ft²

What is the perimeter of the following figure? (round your answer to the nearest tenth) Use 3.14 for π

• 73.70 ft

• 54.85 ft

• 37.70 ft

• 18.85 ft

Mr. Bailey bought a new home and wanted to place new grass on his lawn around his house. What is the area of the shaded area shown, his lawn?

• 13,600 ft²

• 18,400 ft²

• 16,000 ft²

• 2,400 ft²

Find the area of this triangle.

• 12 in²

• 22 in²

• 18 in²

• 24 in²

Which measurement is best for determining the distance walking around the edge of a park?

• area

• perimeter

Given a rectangle with an Area of 77 sq. ft. Find the height if the width is 5.5 ft.

• 14 ft.

• 14 sq. ft.

• 28 ft.

• 7 ft.

What is the area of this triangle?

• 24 square meters

• 70 square meters

• 140 square meters

• 280 square meters