SOLUTION: The barrel is four feet tall with a diameter of 2 feet. Find the volume of the barrel. if the answer is v=50.24, you're right! My real question is below: I need serious help!

Algebra ->  Volume -> SOLUTION: The barrel is four feet tall with a diameter of 2 feet. Find the volume of the barrel. if the answer is v=50.24, you're right! My real question is below: I need serious help!       Log On


   

Question 866523: The barrel is four feet tall with a diameter of 2 feet. Find the volume of the barrel.
if the answer is v=50.24, you're right! My real question is below: I need serious help!
How many gallons of water will the barrel hold? If 1 ft to the third power = 7.5 gal
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
V=pi%2AR%5E2%2AH=pi%2A%282%2F2%29%5E2%2A4=4pi=12.57ft%5E3
Did you mean the radius is 2 feet?
Anyways use the conversion factor.
V=12.57cross%28ft%5E3%29*7.5gal%2Fcross%28ft%5E3%29=94.2gal