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Chromogeometry : Euler lines and Nine-point circles

Author:Lionel GERVAIS
Topic:Circle
Watch the YouTube videos :
  • Chromogeometry and nine-point circles | WildTrig: Intro to Rational Trigonometry | N J Wildberger
  • Chromogeometry and Euler lines | WildTrig: Intro to Rational Trigonometry | N J Wildberger 
Move points A1, A2 or A3 of the triangle

New Resources

  • Reflection across a line
  • גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
  • Volume by Disk/Washer around y
  • Reflection = 180° Rotation about a Line
  • Exploring GeoGebra for the First Time

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Discover Topics

  • Pyramid
  • Volume
  • Triangles
  • Solids or 3D Shapes
  • Square
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