GeoGebra几何构造：三角形与圆的相交分析

GeoGebra 命令及参数

1. Segment(E, C) → f
2. Segment(C, D) → g
3. Segment(F, H) → h
4. Segment(F, G) → i
5. Segment(I, J) → j
6. Segment(G_1, H_1) → a
7. Segment(I_1, J_1) → b
8. Circle(B, A) → c
9. Circle(A, B) → d
10. Point(c) → K
11. Point(c) → L
12. CircleArc(B, K, L) → e
13. Point(c) → M
14. Point(c) → N
15. CircleArc(B, M, N) → k
16. Point(d) → O
17. Point(d) → P
18. CircleArc(A, P, O) → p
19. Point(d) → Q
20. CircleArc(A, Q, R) → q
21. Intersect(e, p, 1) → S
22. Intersect(k, q, 1) → T
23. Line(S, T) → l
24. CircleArc(C, U, V) → r
25. Intersect(r, g, 1) → W
26. CircleArc(W, Z, A_1) → s
27. Intersect(r, f, 1) → B_1
28. Circle(B_1, Radius[s]) → t
29. Point(t) → C_1
30. CircleArc(B_1, C_1, D_1) → c_1
31. Intersect(s, c_1, 1) → E_1
32. Ray(C, E_1) → m
33. Point(m) → F_1
34. Segment(C, F_1) → n
35. AngularBisector(b, a) → f_1, g_1
36. Point(g_1) → K_1
37. Point(g_1) → L_1
38. Segment(K_1, L_1) → h_1
39. Point(f_1) → M_1
40. Point(f_1) → N_1
41. Segment(M_1, N_1) → i_1
42. Angle(i_1, h_1) → α
43. CircleArc(F, O_1, P_1) → d_1
44. Circle(I, Radius[d_1]) → e_1
45. Point(e_1) → Q_1
46. CircleArc(I, Q_1, R_1) → k_1
47. Intersect(d_1, i, 1) → S_1
48. Intersect(d_1, h, 1) → T_1
49. Circle(S_1, T_1) → p_1
50. Point(p_1) → U_1
51. Point(p_1) → V_1
52. CircleArc(S_1, U_1, V_1) → q_1
53. Intersect(k_1, j, 1) → W_1
54. Circle(W_1, Radius[p_1]) → r_1
55. Point(r_1) → Z_1
56. Point(r_1) → A_2
57. CircleArc(W_1, Z_1, A_2) → s_1
58. Intersect(k_1, r_1, 1) → B_2
59. Ray(I, B_2) → j_1
60. Point(j_1) → C_2
61. Segment(I, C_2) → l_1