SOLUTION: My question is.... It is asking me to find the surface of the right cylinder. Both of the numbers they gave me was in feet... i know the one in the middle is radius but it is in fe

Algebra ->  Volume -> SOLUTION: My question is.... It is asking me to find the surface of the right cylinder. Both of the numbers they gave me was in feet... i know the one in the middle is radius but it is in fe      Log On


   

Question 870867: My question is.... It is asking me to find the surface of the right cylinder. Both of the numbers they gave me was in feet... i know the one in the middle is radius but it is in feet. is it the same number
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

.

S = 2pi%2Arh+%2B+2pi%2Ar%5E2

the r's are the same and must be expressed in same Units