V p r 2 h. The formula behind the volume of a hollow cylinder is. To calculate the volume of a cylinder you need to know its height and the area of its base.
L the length of the cylinder.
Volume 10 3 2 p 10 9 p 28274 Volume in cm is 28274cm 3. Displaystyle Vpi 22 5 displaystyle V20pi displaystyle m3. 2 x 4 in. 2 and that the height is 4 in you can just multiply the two together to get the volume of the cylinder.