Question

the radius of sphere is 2r, then find its volume
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Answer 1

Answer:

$if \: radious \: of \: sphee \: = 2r \\ then \: volume = \frac{4}{3}\pi {(2r)}^{3} \\ = \frac{4}{3}\pi \times 8 \times {r}^{3} \\ = \frac{32}{3}\pi {r}^{3}$