The radius & height of a cylinder are in the ratio 1:2. If its volume is 54π , find its curved surface area in terms of π.
Answers
Answered by
16
Answer:
Step-by-step explanation:
radius = r
height = 2r
Volume = pi r^2 h
54 pi = pi r^2 * 2r
=> 27 = r^3
=> r = 3
CSA = 2 pi r h
= 2* pi *3 * 6
= 36pi
Similar questions