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Green Geometry : Euler Line and Nine-point circle
Author:
Lionel GERVAIS
Watch the following YouTube videos from Norman J. Wildberger:
Green geometry (I) | WildTrig: Intro to Rational Trigonometry | N J Wildberger
Green geometry (II) | WildTrig: Intro to Rational Trigonometry | N J Wildberger
Move the points
A1
,
A2
or
A3
of the triangle.
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