Question

Help me with surface area?

Answer 1

??

Answer 2

See http://www.virtualnerd.com/pre-algebra/perimeter-area-volume/surface-area/lateral-surface-areas-examples/rectangular-prism-lateral-surface-areas
for how to do it

Answer 3

notice the lateral area is the area of the "sides" of the prism (you leave off the area of the top and bottom)

the surface area is the area of *all* the faces: the area of the sides plus the area of the top and bottom

Answer 4

Ah. Thanks! So the lateral area is....180 in?

Answer 5

180

Answer 6

Awesome thanks guys!!! :D