Question

(1)
the lateral or curved surface area of a closed cylindrical petrol storage
4.2 m in diameter and 4.5 m high,
ndrical petrol storage tank that is
(
how much steel was actually used, if
making the tank.
of the steel actually used was wasted in

Answer 1

Answer:

CSA of cylinder = 2πrh

= 2 * 22/7 * 2.1 * 4.5

= 59.4 cm² (Ans)

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