Use this formula:
A = 2 * pi * radius * height
http://www.math.com/tables/geometry/surfareas.htm
I'll be glad to check your answer.
DdETERMINE THE LATERAL AREA OF A PIPE THAT IS 12FT LONG AND 4 INCHES IN DIAMETER
2 answers
Thank you I came up with 576piin^2 or 1809.557in^2