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- 1. Multiple Choice
Area of a sector with central angle is
- 2. Multiple Choice
What is the area of sector of a circle with central angle
- 3. Multiple Choice
Ms. Catall is using a compass to find her way out of the woods. The compass has a radius of 4 centimeters. What is the compass's area?49.2 cm245.6 cm250.24 cm255.9 cm2 - 4. Multiple ChoiceJesse used rope to stake a circular region in which to plant a garden. The diameter of the region is 20 inches. What is the approximate area of half of the garden?31.4 in2314 in2157 in2628 in2
- 5. Multiple ChoiceIf the sum of areas of two circles with radii R1 and R2 is equal to the area of the circle of radius R thenR1 + R2 = R(R1)2 + (R2)2 = R2R1 + R2 < R(R1)2 + (R2)2 R2
- 6. Multiple ChoiceThe perimeters of the two circles are in the ratio 2 : 3. The ratio of their areas is ___4 : 92 : 37 : 94 : 10
- 7. Multiple ChoiceChoose the correct answer:
If the circumference of a circle and the perimeter of a square are equal, thenArea of circle = Area of squareArea of circle > Area of squareArea of circle <Area of squareNothing can be said about the relation of areas - 8. Multiple Choice
The area of the circle that can be inscribed in a square of side 6 cm is
36pi sq.cm
18pi sq.cm
12pi sq.cm
9pi sq.cm
- 9. Multiple Choice
The perimeter of square circumscribing circle of radius 'a' cm is
8a cm
6a cm
10a cm
16a cm
- 10. Multiple Choice
The region bounded by two radii and corresponding arc of a circle is
A) Segment
B) Sector
C) Area
D) Perimeter
- 11. Multiple Choice
The region bounded by chord and corresponding arc of a circle is
A) Perimeter
B) Sector
C) Area
D) Segment
- 12. Multiple Choice
Angle of the sector is 90°then the ratio of Area of circle to area of sector is
A) 1:4
B) 1:2
C) 4:1
D) 2:3
- 13. Multiple Choice
If the perimeter and the area of a circle are numerically equal, then the radius of the circle is
A) 2 Units
B) 4 Units
C) 3 Units
D) 7 Units
- 14. Multiple Choice
Area of circle is 154cm2, and Area of minor sector is 7.7cm2, then calculate area of major sector of circle.
A) 145 cm2
B) 146.3 cm2
C) 77 cm2
D) 147 cm2
- 15. Multiple Choice
The radii of two concentric circle are 7cm and 14cm. What is the ratio of their circumference
A) 1:4
B) 1:2
C) 4:1
D) 2:3
- 16. Multiple ChoiceFind the area of the circle below.100 cm225 cm9 cm28.26 cm
- 17. Multiple Choice
Find the composite area.
72.12
146.24
96
121.12
- 18. Multiple Choice
Find the area of the shape
44.13 sq cm
143.04 sq cm
88.26 sq cm
- 19. Multiple ChoiceThe Cruz family is buying a custom-made cover for their swimming pool, shown above. The cover costs $2.95 per square foot. How much will the cover cost? Round to the nearest cent.$422.10$551.63$1,627.29$1,106.25
- 20. Multiple Choice
Find the area of the shaded sector of circle O. The radius is 6 inches and the central angle is 100°. Express answer to the nearest tenth of a square inch.
25.2 in2
28.5 in2
31.4 in2
38.2 in2
- 21. Multiple Choice
What is the area of the shaded SECTOR? Round to the nearest hundredth.
9.42 u2
113.10 u2
284.3 u2
452.39 u2
- 22. Multiple Choice
A cathedral window is built in the shape of a semicircle. If the window is to contain three stained glass sections of EQUAL SIZE, what is the area of the YELLOW SECTOR?
3.3 ft2
4.5 ft2
6.3 ft2
7.1 ft2
- 23. Multiple Choice
If Pacman's mouth is open to 70° and the radius of his mouth is 8mm, what is CENTRAL ANGLE MEASURE of his Body?
290o
270o
180o
110o
- 24. Multiple ChoiceShring's dining room table is round and has a radius of 4.5 feet. What is the tabletop's area?63.585 ft268.345 ft264.585 ft261.345 ft2
- 25. Multiple ChoiceSolve.78.5 cm2100 cm221.5 cm2121.5 cm2
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