a rectangular piece of paper 44 cm long and 21 CM broad is is rolled along its height to form a cylinder find the total surface area of the cylinder. hint width will be the height
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Answer:
Length of the paper becomes base circumference of the cylinder.
=> 44 = 2πr = 2 x x r => r = 7 cm
Breadth of the paper becomes the height of the cylinder.
=> h = 21 cm
Volume of cylinder = π x x h = x 7 x 7 x 21
= 3234
Step-by-step explanation:
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