The height of a cone is 30cm .a small cone is cut off at the top by a planevparallel to its base .if its volume be 1/27of the volume of the given cone at what height above the base is its section cut.
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volume of both cone AGF and ABD are equal.
volume of cone AGF=volume of cone ABD ×1÷27
volume of cone AGF=volume of cone ABD ×1÷27
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Check your answer please
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