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Isosceles from Regular (Posted on 2012-01-20) Difficulty: 3 of 5
Which regular polygons can be dissected into isosceles triangles by non-intersecting diagonals?

See The Solution Submitted by Jer    
Rating: 5.0000 (1 votes)

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re: Another n-gon | Comment 5 of 13 |
(In reply to Another n-gon by Dustin)

I did try a 9-gon, don't know why I dismissed it.

A do-decagon fails for the same reason as the hexagon, you have an interior equilateral.

Edited on January 21, 2012, 2:52 am
  Posted by brianjn on 2012-01-21 02:49:14

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