Answer: 
Step-by-step explanation:









In this question , it is given that we have a cylinder with with a radius of 9 and a surface area of approximately 791.68 units square.
The formula of surface area of cylinder is

Substituting the values of A and r, we will get

So the height of the cylinder is 5 units .
Answer:
Step-by-step explanation:
p(2p-1)-10
I think you divide 18.96 by 3 to get the amount for one pound cost then go pound for pound there