Triangle Angle Theorems (V3)

Home Triangle Angle Theorems (V3)

How it works ?
  1. Directions:
  2. Interact with the applet below for a few minutes.
  3. Each time you move the slider, do so slowly. Pay careful attention to what you observe each time.
  4. Be sure to move the black vertices of the triangle around each time after you reset the slider!
  5. Be sure to answer the questions that will appear in the applet.
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