Quadrilateral D

Quadrilateral D
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2016-02-19 00:59
In collections Is it a Parallelogram?
This example demonstrates a quadrilateral D. It involves core mathematical concepts such as polygons and trigonometric functions. Using GeoGebra commands like Polygon, Segment, Intersect, and Angle, a quadrilateral can be constructed and its angles and sides analyzed. Suitable for middle school and above students or teachers.

GeoGebra Commands & Parameters

  1. Polygon(A, B, 4) → poly1, a, b, c, d, C, D
  2. Segment(D, B) → e
  3. Segment(C, A) → f
  4. Intersect(e, f) → E
  5. Angle(E, D, C) → α
  6. Angle(E, C, B) → β
  7. Angle(E, B, A) → γ
  8. Angle(E, A, D) → δ
  9. Angle(A, D, E) → ε
  10. Angle(D, C, E) → ζ
  11. Angle(C, B, E) → η
  12. Angle(D, E, A) → θ
  13. Angle(B, E, C) → ι
  14. Angle(A, E, B) → κ
  15. Angle(C, E, D) → λ
  16. Angle(B, A, E) → μ