Еднакви триъгълници

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You can either download the .ggb file alone or the complete webpage for students with tasks.

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• Offline Activity (.zip)

• GeoGebra Files

  1. Applet 1 (.ggb)
     
  2. Applet 2 (.ggb)
     
  3. Applet 3 (.ggb)
     
  4. Drag any point on triangle ABC to resize the triangle. Study what happens to triangle EDF when you resize triangle ABC. Also try to coincide (put one triangle on top of the other) and see if (.ggb)
     
  5. Applet 5 (.ggb)
     
  6. Drag any point on triangle ABC to resize the triangle. Study what happens to triangle DEF when you resize triangle ABC. Also try to coincide (put one triangle on top of the other) and see if (.ggb)