字母H的对称轴

GeoGebra 命令及参数

1. Segment(A1, B) → a_3
2. OrthogonalLine(A1, a_3) → b
3. OrthogonalLine(B, a_3) → c
4. Line(A1, B) → d
5. Circle(B, A1) → e
6. Intersect(e, d, 2) → C
7. Circle(C, B) → f
8. Intersect(f, d, 2) → D
9. OrthogonalLine(C, d) → g
10. OrthogonalLine(D, d) → h
11. Intersect(e, c, 1) → E
12. Intersect(f, g, 1) → F
13. Circle(E, B) → k
14. Intersect(k, c) → G, H
15. Circle(H, E) → p
16. Intersect(p, c, 2) → I
17. OrthogonalLine(I, c) → i
18. OrthogonalLine(H, c) → j
19. Intersect(b, i) → J
20. Intersect(g, i) → K
21. Intersect(h, i) → L
22. Intersect(g, j) → M
23. Midpoint(H, M) → N
24. Midpoint(E, F) → O
25. Line(N, O) → l
26. Point(l) → P
27. Midpoint(N, O) → Q
28. Circle(Q, P) → q
29. Point(q) → R
30. Point(q) → S
31. CircumcircleArc(R, P, S) → r
32. Rotate(i, 45*°, J) → m
33. Intersect(l, m) → T
34. Line(I, m) → s
35. Intersect(l, s) → U
36. Line(H, s) → n
37. Line(B, n) → t
38. Intersect(l, n) → V
39. Intersect(l, t) → W
40. Vector(J, T) → u
41. Translate(J, Vector[o * u]) → Y
42. Vector(T, L) → v
43. Translate(T, Vector[(o - 1) * v]) → Z
44. Vector(I, U) → w
45. Vector(U, K) → z
46. Point(r) → A
47. Line(Q, A) → a
48. If(o ≤ 1, Y, Z) → B_1
49. If(c_1 < b_1, J, B_1) → C_1
50. Translate(I, Vector[o * w]) → D_1
51. Translate(H, Vector[o * w]) → E_1
52. Translate(E, Vector[o * w]) → F_1
53. Translate(G, Vector[o * w]) → G_1
54. Translate(U, Vector[(o - 1) * z]) → H_1
55. Translate(V, Vector[(o - 1) * z]) → I_1
56. Translate(Q, Vector[(o - 1) * z]) → J_1
57. Translate(W, Vector[(o - 1) * z]) → K_1
58. If(o ≤ 1, D_1, H_1) → L_1
59. If(o ≤ 1, E_1, I_1) → M_1
60. If(o ≤ 1, F_1, J_1) → N_1
61. If(o ≤ 1, G_1, K_1) → O_1
62. Translate(Q, Vector[(o - 1) * u]) → P_1
63. Translate(Q, Vector[(o - 1) * v]) → Q_1
64. If(o ≤ 1, P_1, Q_1) → R_1
65. If(c_1 < b_1, I, L_1) → S_1
66. If(c_1 < b_1, H, M_1) → T_1
67. If(c_1 < b_1, E, N_1) → U_1
68. If(c_1 < b_1, G, O_1) → V_1
69. If(c_1 < b_1, A1, R_1) → W_1
70. Polygon(L, D, C, F, O, N, M, K) → Y_1, l_1, d_1, c_2, f_1, o_1, n_1, m_1, k_1
71. Polygon(C_1, S_1, T_1, N, O, U_1, V_1, W_1) → Z_1, c_3, s_1, t_1, n_2, o_2, u_1, v_1, w_1
72. Polygon(J, A1, G, E, O, N, H, I) → P_2, j_1, a_2, g_1, e_1, o_3, n_3, h_1, i_1