soup can is in the shape of cylinder
given, base area = 9 pi
base area = area of circle = pi * r^2 = 9 * pi
r = 3
total surface area of cylinder = 2 *pi*r(h+r)
= 2*3(10+3) pi= 78 pi
area for the label needed to wrap around the can with
no overlaps 78 pi inches^2
