The answer is 546. all variables have to be multiplied to get the answer
Answer:
We know, Surface area of a rectangular prism = 2(wl + hl + hw)
area = 2(7*13 + 6*13 + 7*6)
area = 2(91+78+42)
area = 2(211)
area = 422 in²
So, your final answer is 422 in²
Hope this helps!
