10. Find the curved surface area of cylinder whose radius=7 cm and height x= 12 cm
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CSA of Cylinder = 2πrh
r = 7 cm
h = 12 cm
CSA of Cylinder = 2 x 22/7 x 7 x 12
CSA = 44/7 x 84
CSA = 6.28 x 84
CSA = 527.52 cm2
CSA of Cylinder is 527.52 cm2
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