Question

The circumference of the base of cylindrical water tank is 264 cm and its height is 12 cm. Find the cuved surface area of the cylindrical water tank . (Assume ).

A

3168

B

C

D

Hard
Solution
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Correct option is C)

Circumference of cylinder is 

It is given that the circumference of water tank is cm, therefore,


Now, curved surface area of cylinder is 
 
Here, the radius is  cm and height is cm.

Thus,

cm

Hence, the curved surface area of cylindrical water tank is  cm.

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