Respuesta :
You would take the sides and multiply them all, and you should get 140. Hope this helps!
Answer:
Step-by-step explanation:
surface area of cuboid=2(lb+bh+hl_
=2(7*4+4*5+5*7)
=2(28+20+35)
=2*83
=166 mm^2
Given figure is cuboid so use surface area of cuboid formula.