SOLUTION: if the length is 8, the width is 9, and the height is 7, what is the surface area?

Algebra ->  Rectangles -> SOLUTION: if the length is 8, the width is 9, and the height is 7, what is the surface area?      Log On


   

Question 180560: if the length is 8, the width is 9, and the height is 7, what is the surface area?
Answer by mgmoeab(37) About Me  (Show Source):
You can put this solution on YOUR website!
For this problem you only need to plug your data in the formula:
if
l= 8 = a
h= 7 = b
w= 9 = c
, and
Surface Area (SA) = 2ab + 2bc + 2ac
SA= 2(8)(7) + 2(7)(9) + 2(8)(9)
SA= 402U^3