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Mathematics
10th
grade
circles and areas related to circles class 10
15 questions
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- 1. Multiple Choice
The region bounded by two radii and corresponding arc of a circle is
A) Segment
B) Sector
C) Area
D) Perimeter
- 2. Multiple Choice
The region bounded by chord and corresponding arc of a circle is
A) Perimeter
B) Sector
C) Area
D) Segment
- 3. 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
- 4. 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
- 5. Multiple Choicea)b)c)d)
- 6. Multiple Choice
a
b
c
d
- 7. Multiple Choice
What is the area of sector of a circle with central angle
- 8. Multiple ChoiceSay 'TRUE' or 'FALSE'
The distance traveled by a circular wheel of diameter d cm in one revolution is 2πd cmTRUEFALSE - 9. 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
- 10. Multiple Choice
The radii of two concentric circle are 7cm and 14cm. What is the ratio of their areas?
A) 1:4
B) 1:2
C) 4:1
D) 2:3
- 11. Multiple Choice
Area of a sector with central angle is
- 12. 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
- 13. Multiple Choice
The perimeter of square circumscribing circle of radius 'a' cm is
8a cm
6a cm
10a cm
16a cm
- 14. 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
- 15. Multiple Choice
A chord that passes through the center of the circle is called ________.
radius
major arc
interior of the corcle
diameter
- Answer choicesTagsAnswer choicesTags