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A rectangular piece of length 12 cm and breadth 4 cm is folded to form a cylinder. Find its curved surface area.

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A rectangular piece of length 12 cm and breadth 4 cm is folded to form a cylinder. Find its curved surface area.

A) 16 cm2 

B) 192 cm2

C) 48 cm2

D) 576 cm2

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2 Answers

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Correct option is (C) 48 cm2

\(\therefore\) Curved surface area of formed cylinder = Area of rectangular sheet

= 12 \(\times\) 4 \(=48\,cm^2\)

+1 vote
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Correct option is C) 48 cm2

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