Question

What is the surface area?

7 m
5 m
4 m

Answer 1

2×(7×5 + 7×4 + 5×4) = 166 feet2

Answer 2

surface area of cuboid=2(lb+bh+hl)

surface area of cuboid=2(7×5+5×4+4×7)

surface area of cuboid=166m²

if the shape is cuboid if it's not than tell me on comment section the figure i can help you.