Find the surface area of the prism in the workspace. Show all work to receive full credit.

Answer:
220 Feet
Step-by-step explanation:
Side 1: 2(10*4)
Side 2: 2(5*4)
Side 3: 2(10*5)
Simplify:
Side 1: 80
Side 2: 40
Side 3: 100
Add:
80 + 40 + 100
120 + 100
220