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The height of a hallow cylinder is 7 cm...

The height of a hallow cylinder is 7 cm and its radius is 3.5 cm . Then the surface area is :

A

`231 cm^(2)`

B

`154 cm^(2)`

C

`308 cm^(2)`

D

`115.5cm^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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