Question

it is required to make a closed cylinder tank of height 1m and base diameter 140 cm from a metal sheet how many square metres of the seats are required for the same​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

1.54m^2

Step-by-step explanation:

d=140cm,r=140÷2=70cm,70÷100=0.7m

volume=πr^2h

=22÷7×0.7×0.7×1 m^2

=1.54m^2