A rectangular sheet of paper is rolled in two different ways to form two different cylinders.Find the volumes of the cylinders in each case if the sheet measures 44cm x 33cm.
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Since 2 cylinders are formed both r different and they will have different height and/or radius.
For 1st cylinder,
Take height as 44cm
Then 2pi ×r=44
r=44/2pi
r=22/pi
r=7
Volume=pi×r×r×h
=6773.2 7
In second case,
2 pi r =33
r=33/2pi
r=21/4=5.25
Volume=2857.4 7
For 1st cylinder,
Take height as 44cm
Then 2pi ×r=44
r=44/2pi
r=22/pi
r=7
Volume=pi×r×r×h
=6773.2 7
In second case,
2 pi r =33
r=33/2pi
r=21/4=5.25
Volume=2857.4 7
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