Find : (i) the lateral or curved surface area of a closed cylindrical – InterviewSolution

InterviewSolution

1.	Find : (i) the lateral or curved surface area of a closed cylindrical petrol storage tank that is 4.2 m in diameter and 4.5 m high. (ii) how much steel was actually used, if 1/12 of the steel actually used was wasted in making the tank.
Answer» ANSWER :(i) 59.4 `m^(2)` (II) 95.04 `m^(2)`

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