Question

Length: (x+3)
Width: (x-4)
Height: (5)
SURFACE AREA ?!??!?!?

Answer 1

rectangular prism?

Answer 2

yes
i need the work to be shown

Answer 3

\[SA = 2lh + 2wh\]

where l = length
w = width
h = height

Answer 4

just substitute the values got it?

Answer 5

u forgot the +2lw i think

Answer 6

oh yes thank you...the one i wrote is lateral surface area

Answer 7

there you go

Answer 8

yeaa can u solve it for me with the work?

Answer 9

you already know the formula...it's just a matter of substituting and letting the calculator do the work

Answer 10

i don't have the calculator on hand

Answer 11

http://www.wolframalpha.com <--your calculator in the internet