Quiz about Area of a Sector Radiant

Question 1

Find the sector area.

Accepted Answer

$$114\pi$$

Answer

$$147\pi$$

Answer

$$234\pi$$

Answer

$$125\pi$$

Question 2

In circle O, the length of radius is 9 centimeters and the area of sector AOB is $$\frac{27\pi}{2}$$ square centimeters. The measure of in radians is

Accepted Answer

$$\frac{\pi}{3}$$

Answer

$$3\pi$$

Answer

$$\frac{1}{3\pi}$$

Answer

$$\frac{3}{\pi}$$

Question 3

Find the area of a sector with an arc length of 30 cm and a radius of 8 cm.

Accepted Answer

120 cm2

Answer

240 cm2

Answer

80 cm2

Answer

180 cm2

Question 4

Find the area of the shaded sector of the circle.

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 5

What is the formula for sector area?

Accepted Answer

Question 6

What is the area of the shaded sector?

Accepted Answer

339.12 in²

Answer

113.04 in²

Answer

339.29 in²

Answer

None of the above

Question 7

What is the area of the shaded region? Round to the nearest hundredth.

Accepted Answer

113.10

Answer

26

Answer

452.39

Answer

40715.04

Question 8

Find the area of the sector.

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 9

Find the area of the blue shaded sector.

Accepted Answer

9.42 cm2

Answer

37.70 cm2

Answer

6.28 cm2

Answer

28.27 cm2

Question 10

Find the area of each sector.

Accepted Answer

11.8 m2

Answer

4248 m2

Answer

7.9 m2

Answer

2827.4 m2

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