Question

ratio of lateral surface area of two cylinders with equal hight is (a) 1 : 2 (b) H : h (c) R : r (d) None of these​

Answer 1

Step-by-step explanation:

R:r is the correct option

Answer 2

Answer:

LSA of cylinder=2piRh/2pirh=R:r

ans:(c)

hope it was helpfull...

hope it was brainliest answer.