Three regular polygons, all with unit sides, share a common vertex and are all coplanar. Each polygon has a different number of sides, and each polygon shares a side with the other two; there are no gaps or overlaps. Find the number of sides for each polygon. There are multiple answers.

(In reply to solution by Thalamus)

So what about 2 triangles inside a hexagon?

Posted by Cory Taylor on 2004-07-12 15:35:41