探究三角形间的关系

GeoGebra 命令及参数

1. Polygon(A, B, C) → t1, c, a, b
2. Circle(D, Segment[A, B]) → d
3. Point(d) → E
4. Circle(E, Segment[A, C]) → e
5. Circle(D, Segment[B, C]) → f
6. Intersect(e, f, 1) → F
7. Polygon(D, E, F) → t2, f_1, d_1, e_1
8. Circle(G, Segment[A, B]) → g
9. Point(g) → H
10. Circle(H, Segment[A, C]) → h
11. Circle(G, Segment[B, C]) → k
12. Intersect(h, k, 1) → I
13. Polygon(I, H, G) → t3, g_1, i, h_1
14. Ray(J, K) → j
15. Point(c) → L
16. Circle(A, L) → p
17. Intersect(p, b, 1) → M
18. Point(c) → N
19. Circle(B, N) → q
20. Intersect(q, a, 1) → O
21. Circle(J, Segment[A, L]) → r
22. Intersect(r, j, 1) → P
23. Circle(P, Segment[L, M]) → s
24. Intersect(r, s, 1) → Q
25. Ray(J, Q) → l
26. Circle(K, Segment[B, N]) → t
27. Intersect(t, j, 1) → R
28. Circle(R, Segment[N, O]) → c_1
29. Intersect(t, c_1, 2) → S
30. Ray(K, S) → m
31. Intersect(l, m) → T
32. Polygon(T, J, K) → t4, k_1, t_1, j_1
33. Ray(U, V) → n
34. Point(c) → W
35. Circle(A, W) → p_1
36. Point(c) → Z
37. Circle(B, Z) → q_1
38. Intersect(p_1, b, 1) → A_1
39. Intersect(q_1, a, 1) → B_1
40. Circle(U, Segment[A, W]) → r_1
41. Circle(V, Segment[B, Z]) → s_1
42. Intersect(r_1, n, 1) → C_1
43. Intersect(s_1, n, 1) → D_1
44. Circle(C_1, Segment[W, A_1]) → c_2
45. Circle(D_1, Segment[Z, B_1]) → d_2
46. Intersect(r_1, c_2, 1) → E_1
47. Intersect(s_1, d_2, 2) → F_1
48. Ray(U, E_1) → i_1
49. Ray(V, F_1) → l_1
50. Intersect(i_1, l_1) → G_1
51. Polygon(G_1, U, V) → t5, v, m_1, u
52. Polygon(H_1, I_1, J_1) → t6, n_1, a_1, b_1
53. Polygon(K_1, L_1, M_1) → t7, f_2, g_2, h_2
54. Polygon(N_1, O_1, P_1) → t8, i_2, j_2, o_1