- each point must have only two lines (arcs) coming from it
- rotations and reflections are not counted as being different
there are 12
the regions are 2-coloured to better show the patterns:
Wednesday, 21 December 2011
joining 6 dots
how many ways are there to join 6 dots with a continuous line, not taking your pencil off the paper?
there are 12
the regions are 2-coloured to better show the patterns:
there are 12
the regions are 2-coloured to better show the patterns:
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