Question

A solid wooden toy right circular cone mounted on hemisphere radius 4.2cm. total height 10.2cm.find the volume
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Answer 1

Answer:

height of cone =10.2-4.4

6cm

vol. (toy) =volunteers.(hemisphere) +vol.(cone)

2/3πr3+1/3πr2h

1/3πr2(2r+h)

1/3×22/7×(4.2) ^2(2×4.2+6)

22×0.2×4.2×14.4

266.112cm^3

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