Posted by alexis on Tuesday, July 17, 2012 at 9:37pm.
Find the surface area of a rectangular prism with a height of 11, a length of 15, and a width of 10.

geometry  Ms. Sue, Tuesday, July 17, 2012 at 9:44pm
Study these sites.
http://www.aaamath.com/g79_sux3.htm
http://www.math.com/tables/geometry/surfareas.htm#rec
I'll be glad to check your answer.