Answer:
2x+3(10+x)
Step-by-step explanation:
I'm not sure but I think this might be the answer
SA of a cylinder: 2

r² + 2

rh
r = radius of base
h = height of cylinder
Plug in 3 for r and 5 for h in the formula.
2

3² + 2

(3)(5)
Use a calculator to solve.
2

3² + 2

(3)(5) =
150.8 ft²