探索菱形的性质 by Anthony DiLaura

GeoGebra 命令及参数

1. Segment(A, B) → a
2. Circle(A, B) → c
3. Point(c) → C
4. Segment(A, C) → b
5. AngularBisector(a, b) → d, e
6. Intersect(c, d) → D, E
7. Point(d) → F
8. Polygon(B, A, C, F) → poly1, b_1, a_1, c_1, f
9. Angle(B, F, C) → α
10. Angle(F, C, A) → β
11. Angle(C, A, B) → γ
12. Angle(A, B, F) → δ
13. Segment(A, F) → i
14. Segment(C, B) → j
15. Intersect(i, j) → G
16. Angle(F, G, B) → ε
17. Angle(C, G, F) → ζ
18. Angle(A, G, C) → η
19. Angle(B, G, A) → θ
20. Angle(B, F, G) → ι
21. Angle(G, F, C) → κ
22. Angle(G, C, A) → λ
23. Angle(F, C, G) → μ
24. Angle(C, A, G) → ν
25. Angle(G, A, B) → ξ
26. Angle(G, B, F) → ο
27. Angle(A, B, G) → ρ
28. Segment(G, F) → l
29. Segment(G, A) → m
30. Segment(B, G) → n
31. Segment(G, C) → p