Triangle similarity: Definition, criteria and demonstrations

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• Offline Activity (.zip)

• GeoGebra Files

  1. Applet 1 (.ggb)
     
  2. Applet 2 (.ggb)
     
  3. 1st Similarity Case: ANGLE-ANGLE SIMILARITY (.ggb)
     
  4. 2nd Similarity Case: Side-Angle-Side (.ggb)
     
  5. 3rd Similarity Case: Side-Side-Side (SSS) (.ggb)