Quandaries and Queries 

Question: 5 in across x 5 inch high thanks,mike Hi Mike, You didn't say so but I assume that the cross section of your tube is a circle. The volume of a tube is the area of the base times the height, so if the cross section is a circle you need to know how to find the area of a circle. The area of a circle is pi times the square of the radius, and henve the volume of a tube is 

