Question

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Answer 1

r =
`\sqrt{ (V)/(pi h )`

Explanation:

V = pi r^2 h

Divide both sides by pi h

V / pi h = pi r^2 h / pi h

V / pi h = r^2

Take the square root of each side

sqrt( V / pi h) =sqrt( r^2)

sqrt( V / pi h) = r

r =
`\sqrt{ (V)/(pi h )`