Q. 44.2( 39 Votes )

It is required to make a closed cylindrical tank of height 1 m and base diameter 140 cm from a metal sheet. How many square metres of the sheet are required for the same?

Answer :

Given,


Base diameter of cylindrical tank = 140 cm


So, radius of tank = = .70m


Height of tank = 1m


So, area of sheet required for making the tank =


=


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