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A circle having 21 cm radius is cut into...

A circle having 21 cm radius is cut into 3 equal parts to make 3 equal circular cones. Then what will be the radius of such cone ?

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VGS PUBLICATION-BRILLIANT-MENSURATION-EXERCISE
  1. Which kind of cones are formed by rotating on their axis of following ...

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  2. Find the volume and total surface area of a hemisphere whose radius is...

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  3. A circle having 21 cm radius is cut into 3 equal parts to make 3 equal...

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  4. Define "Regular cone". Deduce formula for slant height of a regular co...

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  5. The radius of a conical tent is 5m and its height is 12m. Calculate th...

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  6. Radius of a cone is 'r', height is 'h' and its slant height is 'l' the...

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  7. Lateral surface area of a right circular cone =pirl, where ‘l’ is ……….

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  8. Radius, height, slant height of a cone are r, h, l, then 'l' value in ...

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  9. Ratio of volumes of two spheres is 8:27 then ratio of their curved sur...

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  10. A solid ball is exactly fitted inside the cubical box of side 'a'. The...

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  11. If the total surface area of cube is 96 cm^(3), then side of cube is …...

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  12. Base area of the prism is 30 cm^(2) and its height is 10 cm. Then the ...

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  13. The volume of a cone with base radius 7 cm is 462 c.c., its height is

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  14. A cylinder and a cone have equal radii and equal heights. If the volum...

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  15. Area of the shaded region is

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  16. Side of a cube and diameter of sphere are equal, then the ratio of the...

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  17. A metallic sphere of radius ‘r’ is melted and recast into the shape of...

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  18. The volume of a cylinder is given by the formula pir^2h, here “h” repr...

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  19. Total surface area of a solid hemisphere of radius 7 cm. is …… cm^(2)...

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  20. The curved surface area of a right circular cone of height 15 cm and b...

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