Question
The radius of a sphere is 2r, then its volume will be:

Answer

  1. $\frac{32}{3}\pi\text{r}^3$
Solution:
Volume of sphere $=\frac{4}{3}\pi\text{r}^3$
$=\frac{4}{3}\pi(\text{2r})^3$
$=\frac{4}{3}\pi\text{8r}^3$
$\frac{32}{3}\pi\text{r}^3$

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