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5 August, 14:50

The height of cone is 30 cm & radius 6 cm. a small cone is cut off at the top of a plane || to base. the radius of cone is 3 cm. if the volume is 1/9 of the volume of the given cone, at what height above the base the section is made.

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  1. 5 August, 14:56
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    Consider a cone of cone of radius R and H Let a cone of height h is cut off from the top of ... A small coneis cut off at the top by a plane parallel to the base. If its volume be 1/27 of the volume of the given cone, then what is the height above the base ... Thus, the section of the cone is mode at a height of 20 cm above the base.
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