v = 3 \(πr^2\) h
v = \(\frac{πrh}{3}\)
v = \(\frac{πr^2h}{3}\)
v = 3πrh
Correct answer is C
square both sides to remove the big square root
→ r\(^2\) = \(\frac{3v}{πh}\)
cross multiply
3v = r\(^2\) * πh
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