SOLUTION: Find the curved surface area of the cone containing diameter of 12 cm and slant height 18cm?

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Question 1180632: Find the curved surface area of the cone containing diameter of 12 cm and slant height 18cm?
Answer by ikleyn(52794)   (Show Source): You can put this solution on YOUR website!
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Find the curved surface area of the cone containing diameter of 12 cm and slant height 18cm?
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The lateral surface area of a cone is   = , 

where  r  is the radius of the cone's base and  l  is the slant height.




Substitute the given data  r = 6 cm  (radius)  and  l = 12 cm (the slant height)  into the formula and get the 


ANSWER.  The lateral surface area of the cone is   =  = 226.195 cm^2   (rounded).

Solved.

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    - Surface area of cones
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