A rectangular sheet of paper 30 cm into 18 cm is transferred into cylinder 1 by Rolling along the breadth the find ratio of the volume of the cylinder form
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height if cylinder = 30cm
circumference of cylinder = 18cm = 2*pi*r
pi*r = 9cm
r = 9/pi
volume of cylinder = pi*r^2 *h = 2430/pi cm^3
circumference of cylinder = 18cm = 2*pi*r
pi*r = 9cm
r = 9/pi
volume of cylinder = pi*r^2 *h = 2430/pi cm^3
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