Answer: 
Step-by-step explanation:
Given
Radius of cylinder 
The height of the cylinder is 
The surface area of a cylinder is 
If only the outer is considered then, the area required is

Answer:
281474976.711
Step-by-step explanation:
I would say 95/6 because you multiply 5 and 15 and turn it into an improper fractions
Answer:
D. All real numbers.
Step-by-step explanation:
This expression can have any real number assigned to x.