+3 votes
in Class 9 by kratos

The height of a cylinder is 14 cm and its curved surface area is $264 cm^(2)$. The volume of the cylinder is
A. $308 cm^(3)$
B. $396 cm^(3)$
C. $1232 cm^(3)$
D. $1848 cm^(3)$

1 Answer

+5 votes
by kratos
 
Best answer

Correct Answer - B
Here h = 14 cm and $2pi rh = 264 cm^(2)$
$:. 2 xx (22)/(7) xx r xx 14 = 264 rArr r = (264)/(88) = 3 cm$
$:.$ volume $= pi r^(2)h = ((22)/(7) xx 3 xx 3 xx 14) cm^(3) = 396 cm^(3)$

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