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ICSE Class 10 Answered

A spherical wooden solid of diameter 12cm is cut off from a solid cylindrical wood of diameter 14cm and height find the volime of the wood wasted
Asked by srinivash2004 | 03 Mar, 2019, 10:56: PM
answered-by-expert Expert Answer
Height is missing in the question. Height is assumed as 12 cm ( same as diameter of sphere )
 
Volume of cylinderical wood = π×7×7×12 cm3
 
Volume of sphere = (4/3)×π×6×6×6 cm3 
 
wasted volume = π×7×7×12 - (4/3)×π×6×6×6 ≈ 942 cm3
Answered by Thiyagarajan K | 03 Mar, 2019, 11:41: PM

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