5.8 Guess My Parallelogram

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• Offline Activity (.zip)

• GeoGebra Files

  1. 1) The diagonals of this parallelogram are perpendicular to each other. (.ggb)
     
  2. 2) Consecutive angles of this parallelogram are supplementary (that is, they add to 180°). (.ggb)
     
  3. 3) The diagonals of this parallelogram are congruent. (.ggb)
     
  4. 4) When rotated 90°, each diagonal of this parallelogram gets superimposed on top of the other. (.ggb)
     
  5. 5) Consecutive angles of this parallelogram are congruent. (.ggb)
     
  6. 6) The diagonals of this parallelogram are congruent and perpendicular to each other. (.ggb)