2. It is required to make a closed cylindrical tank of height Im and base diameter 120 cm from a metal sheet
How many square metres of the sheet are required for the same?
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Answer:
8.8896 m*2
Step-by-step explanation:
Total Area = CSA of Cylinder + Area of Top + Area of Bottom
= 2πRH + 2πR*2
= 2 X 3.14 X 0.6 X 1 + 2 X 3.14 X 0.6 X 0.6
= 4.368 + 4.5216
= 8.8896 m*2
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