Answer:
117 m2
Step-by-step explanation:
to find the surface area you have to find all side you do this by multiplying L time W ( length times whith) for every side so back, frount, left side, right side, top, and bottom
back: 3 times 6= 18
frount: 3 times 6= 18
left side: 16 times 3= 48
right side: 16 times 3= 48
top: 16 times 6= 96
bottom: 16 times 6= 96
Now add all the answers from above togethor.
you should get
