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If the area of a sector is 1/12th of the...

If the area of a sector is `1/12`th of the area of the circle, then what is the measure of the corresponding central angle.

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CHETANA PUBLICATION-Mensuration -Example
  1. The curved surface area of the frustum of a cone is 180 sq cm and the ...

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  2. A sector of a circle with radius 10 cm has central angle 72^@. Find th...

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  3. If the area of a sector is 1/12th of the area of the circle, then what...

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  4. In a clock, the minute hand is of length 14 cm. Find the area covered ...

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  5. The radius of the circle is 3.5 cm and the area of sector is 3.85 sq c...

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  6. Find the area of the sector of a circle of radius 6 cm and arc with le...

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  7. Find the length of the arc of the circle of diameter 8.4 cm with area ...

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  8. Find the area of minor segment of a circle of radius 6 cm when its cho...

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  9. Area of segment PRQ is 114 sq cm. Chord PQ subtends centre angle angle...

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  10. In the adjoining figure, arc BXC and arc BYC are drawn with radius 8 c...

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  11. In the adjoining figure, P is the centre of the circle with radius 18 ...

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  12. Q.1. (A) Choose the correct alternative answer for the following: (1) ...

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  13. The volume of two spheres are in the ration 8:27, find the ratio of th...

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  14. Attempt the following : (1) Find the area of a circle with radius 7 cm...

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  15. Length of arc of a circle, with radius 5 cm, is 10 cm. Find the area o...

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  16. Find the volume of the shpere of diameter 6 cm. (pi = 3.14)

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  17. If the radius of a sphere is doubled, what will be the ratio of its su...

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  18. Q.3. Attempt any two of the following: (1) The radius of a circle with...

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

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  20. In the adjoining figure, squareABCD os a square with side 7 cm. With c...

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