Asked by Anonymous

A rectangular sheet of paper 30 cm X 18cm can be transformed into a right circular cylinder in two ways - by rolling the paper along its length or by rolling it along its breadth . Find the ratio of the volume of two cylinders formed.

Answers

Answered by Reiny
rolling along length:
height = 30, circumference = 18
2πr = 18
r = 9/π
volume = π(81/π^2)(30) = 2430/π

rolling along breadth
height = 18
circumf = 30
2πr = 30
r = 15/π
Volume = π(225/π^2)(18) = 4050/π

ratio of volume breadth : volume of height
=(4050/π) : 2430/π
= 5 : 3
Answered by Shravani
You can do this....
Answered by Anonymous
It's correct thnkd
Answered by Pramit kr. Biswas
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Answered by Ragini Raj
Gave a good idea
Answered by Hydra zeus
According to the question
First case
L:30 cm
B:18 cm
Therefore solution is
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Answered by Hydra zeus
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Answered by Anonymous
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