Topic 8 Review

Topic 8 Review

Multiple Choice

Find the area of the rhombus pictured.

Use the formula A = bh

• $$\frac{7}{5}$$

• 25

• 49

• 35

Multiple Choice

What are the values of $$b_1$$ and $$b_2$$ for the trapezoid pictured?

• 5 and 3

• 5 and 9

• 3 and 9

• 15 and 27

Multiple Choice

Find the area of the trapezoid.

Use the formula $$A\ =\ \frac{1}{2}\left(b_1+b_2\right)h$$

• 30

• 21

• 27

• 42

Multiple Choice

What is the area, in square meters, of the composite figure pictured? Use the formula $$A\ =\ \frac{1}{2}\left(b_1+b_2\right)h$$ for the trapezoid

and $$A\ =\ \frac{1}{2}bh$$ for the triangle.

• 18

• 24

• 33

• 22

Multiple Choice

If the diameter of each semicircle is 9 cm, what is the approximate perimeter of the figure pictured? Use 3.14 for π

• 57 cm

• 41 cm

• 36 cm

• 113 cm

Multiple Choice

Raphael wants to put a special weather-proof coating on the top of a table with a diameter of 5 ft. If the coating costs $4 per square foot, how much will it cost to coat the table?

Use the formula $$A=\pi r^2$$ and use 3.14 for π. Remember, $$r=\frac{d}{2}$$

• $62.80

• $78.50

• $314.00

• $125.60

Multiple Choice

This drawing of a tennis court has a scale of 2 cm = 3 ft. What are the actual dimensions of the full-size court?

• 156 ft by 72 ft

• 104 ft by 48 ft

• 78 ft by 36 ft

• 35 ft by 16 ft

Multiple Choice

This drawing of a tennis court has a scale of 2 cm = 3 ft.

If tennis court surfacing costs $2.50 per square foot, how much would it cost to surface the full-size court?

• $7,020

• $5,616

• $3,510

• $3,120

Multiple Choice

What is the volume, in cubic centimeters, of the cylinder pictured?

Use the formula $$V=\pi r^2h$$ . Remember, $$r=\frac{d}{2}$$

• 6,154.4

• 1,960

• 1,538.6

• 439.6

Multiple Choice

What is the surface area, in square centimeters, of the cylinder?

Use the formula $$SA=2\pi r^2+2\pi rh$$ . Remember, $$r=\frac{d}{2}$$

Round to the nearest tenth.

• 439.6

• 747.3

• 1204.7

• 2,110.1