Respuesta :

In order to solve for the bold variable, we follow the order of operations. In this case h = S/(2(pi)r) - r

S = 2(pi)r^2 + 2(pi)rh ----> Subtract 2(pi)r^2 from both sides

S - 2(pi)r^2 = 2(pi)rh ----> Divide by 2(pi)r

S/(2(pi)r) - r = h