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Area of Circle Sector 11.3

Last updated almost 2 years ago

22 questions

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The area for the sector of a circle is found by using the formula

A = π • r² • m/360

r is the radius of the circle. 

m is the measurement of the angle making the sector. 

For the first problem below #3A

It would be 

π • 4² • 53/360

And that would equal 7.4 ft²

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Question 11

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Question 15

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Question 17

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Question 18

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Question 19

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Question 20

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Question 21

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Question 22

22.

Find the area of this sector. 

52.52 cm²

18.72 cm²

37.82 cm²

47.52 cm²

Find the area of this sector.

563.8 mm²

354.6 mm²

668.9 mm²

463.6 mm²

Find the area of this sector.

Be careful on this one. It is looking for the area of the entire shaded part. Remember there are 360° in a circle. 

589.09 cm²

645.23 cm²

685.07 cm²

725.46 cm²

Find the area of this sector.

626 cm²

873 cm²

1223 cm²

983 cm²

Find the area of this sector.

29.8 cm²

23.5 cm²

27.5 cm²

36.9 cm²

Find the area of this sector.

12.34 in²

9.59 in²

10.04 in²

11.56 in²

Find the area of this sector.

26.8 cm²

58.8 cm²

40.2 cm²

65.8 cm²

Find the area of this sector.

267.6 ft²

167.1 ft²

161.7 ft²

254.8 ft²

31.8 in²

27.8 in²

44.4 in²

34.5 in²

15.86 in²

13.09 in²

16.85 in²

14.37 in²

Find the diameter of a circle with an area of 74 square millimeters.

9mm

11mm

10mm

9.7 mm

The area of a circle is 88 square inches.  Find the radius.

5 inches

44 inches

15.3 inches

5.3 inches

The area of a circle is 68 square centimeters.  Find the diameter.

34 cm

17 cm

9.3 cm

10 cm

Find the diameter of a circle with an area of 94 square millimeters.

10.9 mm

47 mm

10 mm

23.5 mm

The area of a circle is 112 square inches.  Find the radius.

28 inches

3 inches

56 inches

6 inches

Find the radius of a circle with an area of 206 square feet.

4.05 fee

8.1 feet

51.5 feet

103 feet

Find the area of a circle with radius 5.5 ft

95 ft.²

Find the area of a circle with radius 10 feet

314.16 ft. ²

68.5 ft. ²

31.4 ft. ²

70.5 ft. ²

Find the area of a triangle with a base of 10m and a height of 12m.

30 m²

60 m²

180 m²

120 m²

Find the area of a trapezoid with height of 6m and bases of 12m and 18m.

60 m²

45 m²

90 m²

The area is 66 square cm.  X represents the diameter.  Find the radius. Find the diameter of the right side of the diameter sector.

55 cm

13 cm

6.5 cm

26 cm

Find the area of a trapezoid if the bases are 26 and 12.5 cm, and the height is 10 cm