Question

Find the total volume of a cone having a hemispherical base. If the radius of the base is 21 cm and height 60 cm.

Answer 1

$volume \: of \: cone= \pi {r}^{2} h \\ = \frac{22}{7} \times 21 \times 21 \times 60 \\ =83160 {cm}^{3}$
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