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l. The height of a cone is 30 cm. A small cone is cut off at the top by a platethe base. If its volume be of the volume of the given cone, thebe base at which the section has been made, isa) 10 om27(d) 25 cme place(b) 15 em(c) 20 emalatcone p12. A soid consists of a cigalar crlin |
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