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The radius of a cone is 7 cm and area of curved surface is 176 cm^2 .Find the slant height.

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The radius of a cone is 7 cm and area of curved surface is 176 cm2 .Find the slant height.

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Radius of cone(r) = 7 cm 

Curved surface area(C.S.A)= 176 cm2 

We know, C.S.A. = πrl 

⇒ πrl = 176

 ⇒ 22/7 x 7 x l = 176 

or l = 8 

Therefore, slant height of the cone is 8 cm.

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