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Find the perimeter of a sector of a circ...

Find the perimeter of a sector of a circle if its measure is `90^(@)` and radius is 7 cm.

A

44 cm

B

25 cm

C

36 cm

D

56 cm

Text Solution

Verified by Experts

The correct Answer is:
B
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TARGET PUBLICATION-MENSURATION-Problem Set -7
  1. The ratio of circumference and area of a circle is 2:7. Find its circu...

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  2. If measure of an arc of a circle is 160^(@) and its length is 44 cm, ...

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  3. Find the perimeter of a sector of a circle if its measure is 90^(@) an...

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  4. Find the curved surface area of a cone of radius 7 cm and height 24 cm...

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  5. The curved surface area of a cylinder is 440 cm^(2) and its radius is...

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  6. A cone was melted and cast into a cylinder of the same radius as that ...

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  7. Find the volume of a cube of side 0.01 cm.

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  8. Find the side of a cube of volume 1 m^(3).

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  9. A washing tub in the shape of a frustum of a cone has height 21 cm. Th...

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  10. Some plastic balls of radius 1 cm were melted and cast into a tube. Th...

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  11. A metal parallelopiped of measures 16 cm xx 11 cm xx 10 cm was melted...

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  12. The diameter and length of a roller is 120 cm and 84 cm respectively. ...

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  13. The diameter and thickness of a hollow metal sphere are 12 cm and 0....

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  14. A cylinder bucket of diameter 28 cm and height 20 cm was full of sand...

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  15. The radius of ametallic sphere is 9 cm. It was melted to make a wire o...

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  16. The area of a sector of a circle of 6 cm radius is 15 pi sq. cm. Find...

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  17. In the adjoining figure, seg AB is a chord of a circle with center P....

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  18. In the adjoining figure, square ABCD is inscribed in the sector A-PC...

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