Question

Find the surface area of this rectangular prism. Be sure to include the correct unit in your answer.

Answer 1

172 ft2

Explanation:

bxhxw= surface area

8x2x7=172

unit--> ft2

Answer 2

Explanation:

2*a*b + 2*a*c + 2*b*c = 2*8*2 +2*8*7 + 2*2*7 = 32 + 112 + 28 = 172 ft²