三角形全等判定交互式演示

GeoGebra 命令及参数

1. Rotate(G, 30°, H) → G'
2. Angle(G, H, G') → α
3. Segment(G, H) → g
4. Segment(G, G') → h
5. Segment(G', H) → i
6. Angle(G', G, H) → β
7. Angle(H, G', G) → γ
8. Circle(J, 3) → k
9. Point(k) → K
10. Segment(J, K) → j
11. Rotate(K, 75°, J) → K'
12. Angle(K, J, K') → δ
13. Rotate(J, (-(40°)), K) → J'
14. Angle(J', K, J) → ε
15. Line(J, K') → l
16. Line(J', K) → m
17. Intersect(l, m) → L
18. Segment(J, L) → n
19. Segment(K, L) → p
20. Angle(J, L, K) → ζ
21. Circle(M, 3) → q
22. Point(q) → N
23. Segment(M, N) → r
24. Rotate(N, 45°, M) → N'
25. Angle(N, M, N') → η
26. Line(M, N') → s
27. Point(s) → O
28. Rotate(M, 70°, O) → M'
29. Angle(M, O, M') → θ
30. Line(O, M') → t
31. Line(N, M) → f_1
32. Intersect(t, f_1) → P
33. Segment(M, N) → g_1
34. Segment(O, M) → h_1
35. Segment(O, N) → i_1
36. Circle(Q, 4) → c_1
37. Point(c_1) → R
38. Segment(Q, R) → j_1
39. Rotate(Q, (-(90°)), R) → Q'
40. Angle(Q', R, Q) → ι
41. Circle(R, 3) → d_1
42. Line(R, Q') → k_1
43. Intersect(d_1, k_1) → S, T
44. Segment(T, Q) → l_1
45. Segment(R, T) → m_1
46. Angle(Q, T, R) → κ
47. Angle(R, Q, T) → λ
48. Circle(U, 3) → e_1
49. Point(e_1) → V
50. Segment(U, V) → n_1
51. Rotate(U, (-(70°)), V) → U'
52. Angle(U', V, U) → μ
53. Line(U', V) → q_1
54. Circle(V, 4) → p_1
55. Intersect(p_1, q_1) → W, Z
56. Segment(U, W) → r_1
57. Segment(V, W) → s_1
58. Angle(V, U, W) → ν
59. Angle(U, W, V) → ο
60. Line(A_1, B_1) → t_1
61. Rotate(B_1, 30°, A_1) → C_1
62. Angle(B_1, A_1, C_1) → ξ
63. Line(A_1, C_1) → a_1
64. Circle(A_1, 5) → c_2
65. Intersect(c_2, a_1) → D_1, E_1
66. Segment(A_1, E_1) → b_1
67. Circle(E_1, 3) → d_2
68. Point(d_2) → F_1
69. Segment(E_1, F_1) → f_2
70. Line(E_1, F_1) → g_2
71. Circle(F_1, 0.03) → h_2
72. Intersect(h_2, g_2) → G_1, H_1
73. Segment(F_1, H_1) → i_2
74. Intersect(t_1, i_2) → I_1
75. Segment(A_1, I_1) → j_2
76. Angle(A_1, E_1, F_1) → ρ
77. Angle(E_1, F_1, A_1) → σ
78. Textfield() → InputBox1
79. Textfield() → InputBox2