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The radii of the two circular face of th...

The radii of the two circular face of the frustum of a cone of height 21 cm are 5 cm and 3 cm. What is its volume in `cm^3`? `(`pi=22/7`)
21 सेमी ऊंचाई के शंकु के छिन्नक के दो वृताकार फलकों की त्रिज्या 5 सेमी और 3 सेमी है। घन सेंटीमीटर में इसका आयतन कितना होगा ?

A

1078

B

1020

C

1058

D

1025

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  4. The radii of two circular faces of the frustum of a cone of height 10....

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  5. Five cubes, each of edge 3 cm are joined end to end. What is the total...

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  6. A sphere of radius 6 cm is melted and recast into spheres of radius 2 ...

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  7. What is the area of a rhombus (in cm^2) whose side is 13 cm and the s...

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  8. What is the area of a rhombus (in cm^2) whose side is 20 cm and one of...

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  9. In triangle ABC, the length BC is less than twice the length of AB by ...

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  10. In triangle ABC, the length of BC is less than twice the length of AB ...

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  11. If each side of a rectangle is increased by 13%, then its area will in...

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  12. If each side of a rectangle is decreased by 13%, then its area will de...

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  13. Twelve sticks, each of length one unit, are used to form an right-angl...

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  14. Four cubes, each of edge 5 cm are joined end to end. What is the total...

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  15. Find the weight of solid cylinder of height 35 cm and radius 14 cm. If...

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  16. A sphere of radius 5 cm is melted and recast into spheres of radius 2 ...

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  17. One side of a rhombus is 13 cm and one of its diagonal is 24 cm. What ...

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  18. 6 cubes, each of edge 4 cm, are joined end to end. What is the total s...

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  19. A cuboid of edges 32cm, 4cm and 4cm is cut to form cubes of edge 4cm e...

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  20. One side of a rhombus is 6.5 cm and one of it’s diagonal is 12 cm. Wha...

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