Answer:
126 in.
Step-by-step explanation:
Formula for surface area:
A = 2(wl + hl + hw)
2 · (6 · 5 + 3 · 5 + 3 · 6) = 126
The surface area is 126 in
3 * 5 = 15 in
15 * 2 = 30 in
6 * 3 = 18 in
18 * 2 = 36in
5 * 6 = 30 in
30 * 2 = 60 in
60 + 36 + 30 = 126 in
