Posted by Kalkidan on Thursday, March 8, 2012 at 11:49am.
Show that centeral angle of nsided regular polygon is 360/n

geometry  Steve, Thursday, March 8, 2012 at 3:18pm
divide the ngon into n triangles. Because the ngon is regular, all the triangles are congruent. Thus, there are n equal angles which add up to 360°. So, each central angle is 360/n.
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