The curved surface area of a right circular cylinder of height 14 cm is 88 cm^2 . Find the diameter of the base of the cylinder .

Answers (1)

 Solution :  Let r be the radius and h be the height of the cylinder . Then , 

                   2pi rh= 88 and h =14 

Rightarrow              2	imes frac227	imes r 	imes 14 = 88

Rightarrow             88r= 88

Rightarrow              r=1

 	herefore             diameter of the base = 2r=2 cm

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