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In a cone, (l+r)(l-r) = ………...

In a cone, (l+r)(l-r) = ………

A

`h^2`

B

2h

C

h

D

none

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BEYOND PUBLICATION-MENSURATION-EXERCISE
  1. Volume of hollow cylinder is ….

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  2. ……… gave the symbol pi.

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  3. In a cone, (l+r)(l-r) = ………

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  4. A cuboid has dimensions 10 times 8 times 6 cm then its volume is ……..c...

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  5. CSA of a cone is 4070 cm^(2) and its diameter is 70 cm then slant heig...

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  6. The sphere is of radius 2.1 cm then its volume is ………. cm^(3).

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  7. In l^(2)=h^(2)+r^(2), h=15, r=8 then l = ……….

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  8. The surface area of a sphere is 616 sq.cm. then its radius is …… cm.

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  9. In a cone, d = 14 cm, l = 10 cm then CSA = …………. cm^(2).

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  10. In a cube, a = 8 cm then TSA = ……….. cm^(2).

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  11. Number of edges of a cuboid is ……

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  12. If the diagonals of a rhombus are 10 cm and 24 cm then area is ……. cm^...

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  13. Volume of cone with d as diameter and h as height is ……… units^(3).

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  14. The area of the base of a right circular cone is 78.5 cm^(2). If its h...

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  15. The volume of a cuboid is 3,60,000 cm^(3). If its area is 5,600 cm^(2)...

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  16. The volume of cone is 462 cm^(3), r=7 cm then h = ……. cm.

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  17. The area of equilateral triangle is 36sqrt(3) cm^(2) then the perimete...

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  18. Surface area of a cube of side 27 cm is ………. cm^(3).

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  19. The perimeter of an equilateral triangle is 60 cm then its area is ………...

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  20. If the diagonal of a cube is 2.5 m then volume is …………. m^(3).

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