Mensurationeasy · Past Paper
What is the curved surface area of a cylinder with radius 7 cm and height 10 cm?
A440 sq. cm
B154 sq. cm
C616 sq. cm
D220 sq. cm
✓ Correct Answer: A — 440 sq. cm
CSA of a cylinder = 2πrh. Using π = 22/7, CSA = 2 * (22/7) * 7 * 10 = 440 sq. cm.
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