A rectangular sheet is 44 cm long 22 cm wide. A cylinder is made out by rolling the sheet along it's length. Find the total surface area of cylinder.
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rectangular sheet of paper of dimension 44×22cm2 is rolled first along its length and then along its breadth to form a cylinder. Find the ratio of the total surface area of cylinders hence formed. =2⋅π⋅44⋅(72)2⋅π⋅7⋅22=1
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