Question

determine the expression that represents the ratio of surface area of a cylinder to a sphere

Answer 1

Answer:

see below

Step-by-step explanation:

SA of a cylinder  = 2πr² +2πrh

________________________ = 2πr²/4πr² + 2πrh/4πr² =1/2 +h/2r

SA of a sphere = 4πr²