直角三角形全等构造示例

GeoGebra 命令及参数

1. Line(A, B) → a_1
2. Ray(A, B) → b_1
3. Rotate(B, α_1, A) → B'
4. Ray(A, B') → c
5. Circle(A, b) → d
6. Intersect(d, c) → C,
7. Circle(C, a) → e
8. Intersect(e, b_1) → D, E
9. Segment(A, C) → f
10. Segment(C, D) → g
11. Segment(C, E) → h
12. Angle(b_1, f) → α
13. Distance(A, E) → distanceAE
14. Distance(A, D) → distanceAD
15. Angle(C, E, A) → β_2
16. Angle(C, D, A) → β_1
17. OrthogonalLine(C, b_1) → i
18. Intersect(i, b_1) → F
19. Segment(C, F) → j
20. Distance(C, F) → distanceCF
21. Angle(A, C, D) → γ_1
22. Angle(A, C, E) → γ_2
23. Segment(A, D) → l
24. Segment(D, E) → m
25. Segment(A, C) → n
26. Segment(A, D) → p
27. Segment(A, E) → q
28. Angle(b_1, f) → β
29. Angle(C, D, A) → γ
30. Angle(A, C, D) → δ
31. Angle(A, C, E) → ε
32. Angle(C, E, A) → ζ
33. Midpoint(A, C) → G
34. Midpoint(C, E) → H
35. Midpoint(C, D) → I
36. Midpoint(A, D) → J