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In the adjoining figure, if O is the cen...

In the adjoining figure, if O is the centre of the circle, PQ is a chord. `anglePOQ=90^@`, area of shaded region is 114 `cm^2`, find the radius of the circle `(pi = 3.14)`

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CHETANA PUBLICATION-Mensuration -Example
  1. In the adjoining figure, point 'O' is the centre of the circle, m (arc...

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  2. In the adjoining figure, if A is the centre of the circle. anglePAR =3...

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  3. In the adjoining figure, if O is the centre of the circle, PQ is a cho...

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  4. A chord PQ of circle with radius 15 cm subtends an angle of 60^@ with ...

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  5. In the adjoining figure, seg AB is a chord of a circle with centre P. ...

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  6. In the adjoining figure, two circles with centres O and P are touching...

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  7. Choose the correct alternative answer for the following question: The ...

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  8. If measure of an arc of circle is 160^@ and its length is 44 cm, find ...

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  9. Find the perimeter of a sector of a circle if its measure is 90^@ and ...

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

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

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

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  13. Find the side of a cube of volume 1 m^3.

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  14. Vertical surface area of a cuboid is….

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  15. Total surface area of a cube is 216 cm^2. Find its volume.

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  16. The length, breadth, height of cuboid are in the ratio 1: 1: 2, its to...

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  17. A tent is made up of cylinder and mounted by a conical top. In order t...

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  18. If diameter of a semicircle is 35 cm, then find its arc length. (A) 55...

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

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  20. If r =7 cm and theta = 36^@, then area of sector is……

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