Question

The curved surface area of the cylinder is 1760cm and its volume is 12320cm find its height

Answer 1

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Answer 2

2 pi r h=1760
2×22/7×r×h=1760
r.h=1760×7/2×22y
r.h=280
r=280/h .....1

pi r^2 h=12320
22/7×280/h×280/h×h=12320
22×40×280/h=12320
880×280/h=12320
880×280/12320=h
20=h
therefore, height =20