SOLUTION: I do not understand a geometry question. It says; The surface area of a cone is approximated by the polynomial 3.14r2+3.4rl, where r is the raduis and l is the slant height/ Find

Question 368507: I do not understand a geometry question.
It says; The surface area of a cone is approximated by the polynomial
3.14r2+3.4rl, where r is the raduis and l is the slant height/ Find the approximate surface of this cone.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!



Hi,

The surface area of a cone = 

Using the approxiamation for pi of 3.14

Surface Area = 

s is the slant height of the cone.

Sketching would show:

s = 

Surface Area = 

 

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