单三角形与分力向量的平衡

GeoGebra 命令及参数

1. Segment(G, I) → j
2. Point(j) → H
3. Segment(G, H) → r
4. Line(J, G) → l
5. Line(P, l) → p
6. Line(G, K) → m
7. Line(P, m) → n
8. Intersect(n, l) → O
9. Vector(G, O) → v
10. Intersect(p, m) → Q
11. Vector(G, Q) → w
12. Translate(R, v) → R'
13. Translate(R', w) → R''
14. Angle(R'', R', R) → η
15. Vector(G, H) → u
16. OrthogonalLine(G, u, xOyPlane) → k
17. Intersect(n, k) → M
18. Angle(O, G, M, xOyPlane) → γ
19. Angle(R', R'', R) → ε
20. Segment(A, B) → f
21. Point(f) → C
22. Point(f) → D
23. Segment(C, E) → g
24. Segment(E, D) → h
25. Segment(E, F) → i
26. Angle(f, g) → α
27. Angle(f, h) → β
28. Segment(P, G) → q
29. Length(q) → a
30. Length(r) → b
31. Segment(J, O) → s
32. Segment(Q, K) → t
33. Intersect(p, k) → N
34. Angle(Q, G, N, xOyPlane) → δ_1
35. SelectedElement(L) → text8
36. Vector(R, R') → c
37. Vector(R', R'') → d
38. Translate(R'', u) → R'''
39. Vector(R'', R''') → e
40. OrthogonalLine(R', e, xOyPlane) → f_1
41. Segment(R'', R) → g_1
42. Intersect(f_1, g_1) → S
43. Angle(S, R', R, xOyPlane) → ε_1
44. Angle(R'', R', S, xOyPlane) → ζ
45. Angle(R', R, R'') → δ
46. Segment(R', S) → h_1
47. Segment(M, N) → i_1
48. OrthogonalLine(O, i_1, xOyPlane) → j_1
49. OrthogonalLine(Q, i_1, xOyPlane) → k_1
50. Intersect(i_1, j_1) → T
51. Intersect(k_1, i_1) → U
52. Vector(G, T) → u_1
53. Vector(T, O) → v_1
54. Vector(G, U) → w_1
55. Vector(U, Q) → a_1
56. Segment(V, W) → l_1
57. Segment(Z, A_1) → m_1
58. Intersect(l_1, m_1) → B_1
59. Vector(B_1, Z) → b_1
60. Vector(B_1, W) → c_1
61. Vector(B_1, A_1) → d_1
62. Vector(B_1, V) → e_1
63. Segment(C_1, D_1) → n_1
64. Segment(E_1, F_1) → p_1