Old 06-24-2016, 08:07 AM
  #1  
bearisgray
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Join Date: May 2008
Location: MN
Posts: 24,473
Default Arithmetic, Geometry, Algebra, and Trigonometry

Who knew - way back when - that these subjects would be useful for quilting?

For many of us, when we are actually using geometry, we are doing it on an intuitive basis - but it is still doing/using geometry.
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