Question

The capacity of the closed cylindrical vessel of length 1m is 15.4 litres. How many square meter of metal sheet would be needed to make it ?
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Answer 1

Answer:

we need to find the TSA of vessel

Step-by-step explanation:

Volume=22/7*r^2*1

15400*7/22=r^2

4900=r^2

70*70=r*r

70=-r

TSA= 2*22/7*70(70+1)

TSA= 440(71)

TSA= 31240m^2