Prove like this 4

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• Offline Activity (.zip)

• GeoGebra Files

  1. Drag the points around. Drag the points until the two triangles LOOK congruent. Under what conditions do you think the two triangles will always be congruent? (.ggb)
     
  2. Drag the points around. Drag the points until the two triangles LOOK congruent. Under what conditions do you think the two triangles will always be congruent? (.ggb)