rectangular paper of weight 14 cm is rolled along its width and a cylinder of radius 20cm is formed find the volume of the cylinder
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Length of the rectangle = 14 cm
Width of the rectangle = 40cm (radius = 20 , so 20+20 = 40)
Radius of cylinder = 20cm
Height of the cylinder = 14cm
( sincethe length of the rectangle = 14cm)
Therefore,
Volume of cylinder = 22/7×20×20×14
= 17600cm cube
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