perplexus.info :: Shapes : 8 points no convex pentagon

8 points no convex pentagon (Posted on 2009-10-09)

Find a set of 8 points with no three collinear such that no subset of 5 forms a convex pentagon.

See The Solution Submitted by Jer

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Subject	Author	Date
solution	Charlie	2009-10-09 17:36:41
re: possible real solution (not proven yet) -counterexample	Jer	2009-10-09 15:32:22
possible real solution (not proven yet)	Daniel	2009-10-09 13:37:53
possible cheat	Daniel	2009-10-09 13:21:31

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