(width:20, length:22, height:1)

If the height of the tabletop was 2 inches instead of 1 inch, the surface area would increase by _____.
44
84
40
880

7 answers

2*20*1 + 2*22*1 = 40 + 44 = 84
A1 = 2(L*h) + 2(W*h) + 2(L*W) = Surface area when ht. = 1in ,
A2 = 2(L*h) + 2(W*h) + 2(L*W) = Surface area when ht. = 2 in,
A2 - A1 = The increase in surface area.
Henry is making it complicated...
ANSERS GUYS WHAT DID YOU THINK I FOUND THIS FOR?????!?!?!?
Why can't we just get a strait answer?!😞
You all are miserable, find the answer yourself idiots, and if you can’t ask your teacher for help
shut the F0uck up