Wednesday, January 21, 2009

Section 6-1

Today we learned how to find the measure of each individual angle of regular polygons with different numbers of sides. (n-2) * 180 is the formula that we use to do that. The N is represnting how many triangles are found in the regular convex polygon we are trying to find the measures of the angles of. Then when using that formula and simplifying it you divide the whole problem by N again representing each individual angle.

(N-2) * 180
_________
       N

                
We also learned how to find the measure of each exterior angle. All the exterior angles added together make the sum of 360. Then all you have to do is divide by N to get each individual angle.

       
     360
_______
       N

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