Question

what is the volume of the sphere with a radius of 2 inches ?

Answer 1

The volume of a sphere is

$\text{volume}=\frac{4}{3}\pi^{}^{}r^3$

Therefore,

$\begin{gathered} \text{volume}=\frac{4}{3}\times3.14\times2^3 \\ \text{volume}=33.4933333333=33.49\text{ cubic inches} \end{gathered}$