What is the surface area of a rectangular prism that has a length of 18 inches, a width of 1 foot, and a height of 14 inches?

~ 252 in. 2
~ 3,024 in. 2
~ 1,272 in. 2
~ 568 in. 2

Question

What is the surface area of a rectangular prism that has a length of 18 inches, a width of 1 foot, and a height of 14 inches?

~ 252 in. 2
~ 3,024 in. 2
~ 1,272 in. 2
~ 568 in. 2

jdoe0001 · Answer

|dw:1429573701250:dw|   notice, is just 6 rectangles stacked up to each other at the edges

so get the area for each of the rectangles
and sum them up
that'd be the area of the prism