Question

the radii of two circular cylinders are in the ratio 2 ratio 3 and their height are in the ratio 5 ratio 3 find the ratio of their curved surface area​

Answer 1

Step-by-step explanation:

CSA Of cylinders is 2πrh

2×22×2×5÷7=2×22×3×3

440÷7=396÷7

10:9