角平分线构造

GeoGebra 命令及参数

1. Angle(A_1, O, C_1) → α
2. Segment(A_1, O) → a
3. Segment(O, C_1) → b
4. Point(b) → A
5. Circle(O, A) → c
6. Intersect(c, a, 1) → B
7. CircleArc(O, B, A) → d
8. Circle(B, A) → e
9. Circle(A, B) → f
10. Intersect(f, e) → C, F, ,
11. Ray(O, C) → g
12. Circle(C, 0.6) → h
13. Intersect(f, h) → G, H, ,
14. Intersect(h, e) → I, J, ,
15. CircleArc(B, I, A) → k
16. CircleArc(A, B, G) → p
17. Point(g) → P
18. OrthogonalLine(P, b) → i
19. OrthogonalLine(P, a) → j
20. Intersect(b, i) → D
21. Intersect(j, a) → E
22. Segment(D, P) → l
23. Segment(E, P) → m
24. Circle(D, 0.7) → q
25. Circle(E, 0.7) → r
26. Intersect(q, b) → K, L
27. Intersect(r, a) → M, N
28. Intersect(r, m) → O_1,
29. Intersect(q, l) → Q,
30. Angle(M, E, O_1) → β
31. Angle(Q, D, L) → γ
32. Vector(A, B) → u
33. Translate(A, Vector[(u * n)]) → B'
34. Ray(O, B') → s
35. Intersect(d, s) → R,
36. CircleArc(O, R, A) → t
37. Vector(A, I) → v
38. Translate(A, Vector[(v * (n - 1))]) → B'_1
39. Ray(B, B'_1) → a_1
40. Intersect(k, a_1) → S,
41. CircleArc(B, S, A) → c_1
42. Vector(G, B) → w
43. Translate(G, Vector[(w * (n - 2))]) → G'
44. Ray(O, G') → b_1
45. Intersect(p, b_1) → T,
46. CircleArc(A, T, G) → d_1
47. Circle(P, 2) → e_1
48. Point(g) → U
49. Vector(O, U) → z
50. Translate(O, Vector[(z * (n - 3))]) → V'
51. Segment(O, V') → f_1