Question

A closed cylindrical tank is made up of a sheet of metal. The height of the tank is 1.3m and radius is 70cm. How much sq.m of metal was required ?​

Answer 1

Area of cylinder = 2πrh

= 2× 22/7×0.7×1.3

= 5.72 sq m

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Answer 2

Area of cylinder = 2πrh

= 2× 22/7×0.7×1.3

= 5.72 sq m

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