Help me please I hate this whole thing

Answer:
457.33π
Step-by-step explanation:
If you take your equation for finding the volume of a sphere which is V=[tex]\frac{4}{3}[/tex]π[tex]r^{3}[/tex]
and plug in the 7 you get that the volume equals 1436.76. but you want your answer in terms of pi so divide it by pi and round to the nearest hundreth then add pi at the end .