Respuesta :

my answer -

S = 2πRh + 2πR2 

S -2πR2= 2πRh 

(S -2πR2) / (2πR) = h



Happy to help you have a great day
puppies22
subtract 2r2 to the other side, s-2r2 and then divide by 2r so the answer is
s - 2r2/2r = h