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    Re: Symmedian point -earliest reference in navigation
    From: David Pike
    Date: 2018 Oct 16, 14:42 -0700

    Bill Lionheart wrote: These days eaisiestvway to play is to use a program called  Geogeba ... You can mark as many triangle centres as you like and then drag around the vertices. 

    That's amazing!  It only took me about 30 minutes to learn.  I'll be using this again. DaveP

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