I suspect 4/2 should actually be 4/3, since 4/2 = 2, while 4/3 would make V the volume of a sphere with radius r. But I'll stick with what's given:





In Mathematica, you can check this result via
D[4/2*Pi*r^3, r]
The correct answer is 9.481.
Hope this helps.
Brainliest would be appreciated.
The answer is: <span>16.82
it's tan (angle)=opposite/adjacent</span>
Answer:
A quarter is one of four equal parts.
<h3>So, the fraction representing a quarter would be,
¼.</h3>