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In a circle of radius 21 cm, an arc subt...

In a circle of radius 21 cm, an arc subtends an angle of `60o` at the centre. Find: (i) length of the arc

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RD SHARMA ENGLISH-AREAS RELATED TO CIRCLES-All Questions
  1. Find the area of the segment of a circle, given that the angle of t...

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  2. A chord A B of a circle of radius 15 cm makes an angle of 60o at ...

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  3. In a circle of radius 21 cm, an arc subtends an angle of 60o at th...

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  4. A B is a chord of a circle with centre O and radius 4 cm. A B is...

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  5. A chord P Q of length 12 cm subtends a angle of 120^o at the centr...

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  6. A chord of a circle of radius 14 cm makes a right angle at the cent...

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  7. A chord A B of a circle, of radius 14 cm makes an angle of 60^@ at ...

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  8. Find the area of the shaded region in Figure, where radii of the two c...

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  9. A B and C D are respectively arcs of two concentric circles of radii...

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  10. In Fig. 15.35, A O B C A represents a quadrant of a circle of radius ...

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  11. A square park has each side of 100 m. At each corner of the park, th...

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  12. Four equal circles are described about the four corners of a square...

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  13. Find the areas of the shaded region in the Fig. 15.39.  (FIGURE)

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  14. A B C D is a flower bed. If O A=21\ m and O C=14\ m , find the area...

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  15. A B C P is a quadrant of a circle of radius 14 cm. With A C as d...

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  16. The area of an equilateral triangle is 1732. 05\ c m^2 . About each an...

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  17. It is proposed to add to a square lawn measuring 58cm on a side, two c...

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  18. Find the area of the shaded region in Fig. 15.48, where A B C D is a...

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  19. Find the area of the shaded region in Fig. if A B C D is a square...

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  20. A round table cover has six equal designs as shown in Fig. 15.51. I...

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