Find curved surface area of a cylinder having r = x cm and h = y cm.
Find curved surface area of a cylinder having r = x cm and h = y cm.
A) 2πx (x + y)
B) πx2y
C) πxy
D) 2πxy
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2 Answers
Correct option is (D) 2πxy
Curved surface area of cylinder \(=2\pi rh\)
\(=2\pi xy\,cm^2\) \((\because\) r = x cm & h = y cm)
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