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Parallelogram Construction Demo by osoneal671

Parallelogram Construction Demo by osoneal671
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2017-11-30 22:51
PolygonAngleGeometric Construction
This example demonstrates the geometric construction and fundamental properties of a parallelogram. It involves core concepts like parallel lines, diagonals, side lengths, angles, and distance calculations. GeoGebra commands such as Segment, Line, Intersect, Distance, Polygon, and Angle are used in the construction process. Suitable for middle school and above students learning plane geometry construction and property exploration.

GeoGebra Commands & Parameters

  1. Segment(A, B) → f
  2. Line(C, f) → g
  3. Segment(A, C) → h
  4. Line(B, h) → i
  5. Intersect(g, i) → D
  6. Segment(C, D) → j
  7. Segment(D, B) → k
  8. Distance(A, C) → distanceAC
  9. Distance(C, D) → distanceCD
  10. Distance(A, B) → distanceAB
  11. Distance(B, D) → distanceBD
  12. Distance(A, D) → distanceAD
  13. Distance(C, B) → distanceCB
  14. Polygon(A, C, D, B) → q1, a, c, d, b
  15. Angle(A, C, D) → α
  16. Angle(D, B, A) → β
  17. Angle(B, A, C) → γ
  18. Angle(C, D, B) → δ
  19. Segment(A, D) → l
  20. Segment(B, C) → m
  21. Intersect(l, m) → E
  22. Angle(C, E, A) → ε
  23. Angle(A, E, B) → ζ
  24. Angle(B, E, D) → η
  25. Angle(D, E, C) → θ