Andy C. answered • 05/25/18

Math/Physics Tutor

Here is the proof:

Surface area = 2 * area of the circular top and bottom + circumference * height

= 2 * pi * radius^2 + 2*pi*radius * height

= 2*pi*radius * ( radius + height)

= pi * diameter * (radius + height)

David W.

05/26/18