Question

Find the volume of a spherical ball in cubic centimetre with radius 42 cm.

Answer 1

Answer:

$volume \: of \: sphere = \frac{4}{3} \pi \: {r}^{2} \\ = \frac{4}{3} \times \frac{22}{7} \times 42 \times 42 \\ = \frac{4}{3} \times 22 \times 6 \times 42 \\ = 4 \times 22 \times 2 \times 42 \\ = 7392 {cm}^{3}$

Answer 2

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