Drawing 9 diagonals within a regular hexagon ensures that all its vertices are connected.
How many triangles there are in the newly created drawing?
(In reply to re(3): by my count -- proposed solution -- missed a set
There is a complete list here http://answers.yahoo.com/question/index?qid=20080904061925AAbwAzk
Edited on November 24, 2010, 3:54 pm
Posted by broll
on 2010-11-24 15:54:06