the radius and height of a cylinder tanks are 7 cm. and 3 cm. find the volume of the tank
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Given:
Radius r=7m, height =3m
We need to find the total surface area of a cylinder
=2πr(r+h)
=2×
7
22
×7(7+3)=440 sq meter
So, 440 sq m sheet of metal is required.
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