Because the trademark paper is square, the length of the can is equal to the circumference of the bottom.
So the area of trademark paper = 31.4 * 31.4 = 985.96 square centimeters.
2 Bottom area =3. 14*5*5=78.5 square centimeters.
Canning height = 31.4cm.
So the volume =78.5*3 1.4=2464.9 cubic centimeters.