A copper sphere of radius 5cm is melted and recast into right circular cone of same radius as sphere
find the height of cone
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Step-by-step explanation:
area of sphere = area of cone
4x22/7xr2 = 22/7xr(r+h)
4x22/7x5x5 = 22/7x 5(5+h)
314.2 = 78.5 +h
314.2-78.2 =h
236 cm=h
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