Answer:
16
Step-by-step explanation: becuase you have to round it think to urself is it closer to 15.9 or 16
Answer:

Step-by-step explanation:
Given expression:

Substitute

into the expression:

The answer is 150.8. there is a cylindrical surface area calculator online if you have anymore related questions
Answer:
(3,10)
Step-by-step explanation:
From f(x)=10 you can see that the value of y,which is equal to f(x), is 10.
Therefore, the only option you could pick is that where y=10,which is the case for option (3,10).