A cylindrical metallic barrel of height 2.5m and radius 0.245 is closed at one end. Find, correct to one decimal place, the total surface area of the barrel (Take π = \(\frac{22}{7}\))
a
2.1 m\(^2\)
b
3.5 m\(^2\)
c
4.0 m\(^2\)
d
9.4 m\(^2\)
Explanation
Correct Option
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