Question

Given that A=
`given that A=\pi r^(2) +\pi rh. express h in terms of A, r and \pi`

Answer 1

`h = (a * r)/(\pi ) -r`

Explanation:

a = pi * r^2 + pi * r * h

a / pi = r^2 + r * h

a / pi - r^2 = r * h

a / pi / r - r^2 / r = h

a * r / pi - r = h

`h = (a * r)/(\pi ) -r`