It is required to make a closed cylindrical tank of height 1m and base diameter 140 cm From a metal sheet .How many square metres of the sheet are required for the sam?
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Answered by
6
diameter=140cm
radius=140/2=70cm
=70/100m
Height=1m
Total surface area(TSA)=2πr(r+h)
=2×22/7×70/100(0.7+1)
=44×10/100×17/10
=44×17/100=748/100=7.48m^2
I hope it helps you.
radius=140/2=70cm
=70/100m
Height=1m
Total surface area(TSA)=2πr(r+h)
=2×22/7×70/100(0.7+1)
=44×10/100×17/10
=44×17/100=748/100=7.48m^2
I hope it helps you.
Answered by
15
hope it will help u......
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