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the height of a cone is 60 cm . A small cone is cut off at the top by a plane parallel to the base & its vol is 1/64 th the volume of original cone . the height from the base at which the section is made is a) 15 cm b) 30 cm c) 45 cm d) 20 cm
Asked by | 25 Feb, 2012, 11:25: PM
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Answered by | 26 Feb, 2012, 02:39: PM

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CBSE 10 - Maths
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