Sum of the exterior angles of a convex polygon.
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On the screen, we can see a polygon and we can change the shape and size of this polygon by moving its vertices. Exterior angles are also mentioned. Let us move all the points and observe how the exterior angles, shape and size of the polygon get changed. |
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1. In all conditions what is the sum of the exterior angles? 2. Is there a relation between sum of the exterior angles and the number of sides? |