正方形的四分之一

GeoGebra 命令及参数

1. Point(yAxis) → A
2. Point(xAxis) → B
3. Polygon(A, B, 4) → poly1, f, g, h, i, C, D
4. Polygon(E, F, 4) → poly2, j, k, l, m, G, H
5. Segment(H, F) → n
6. Segment(E, G) → p
7. Midpoint(i) → I
8. Midpoint(m) → J
9. Midpoint(l) → K
10. Midpoint(k) → L
11. Midpoint(j) → M
12. Midpoint(n) → N
13. Midpoint(h) → O
14. Midpoint(g) → P
15. Centroid(poly1) → Q
16. Centroid(poly1) → R
17. Midpoint(f) → S
18. Polygon(D, I, J, E, N, H, K, O) → poly3, d, i_1, j_1, e, n_1, h_1, k_1, o
19. Polygon(O, K, H, N, G, L, P, C) → poly4, o_1, k_2, h_2, n_2, g_1, l_1, p_1, c
20. Polygon(L, G, N, F, M, S, B, P) → poly5, l_2, g_2, n_3, f_1, m_1, s, b, p_2
21. Polygon(I, A, S, M, F, N, E, J) → poly6, i_2, a, s_1, m_2, f_2, n_4, e_1, j_2
22. Circle(N, r) → q
23. Intersect(q, h_2) → T,
24. Intersect(q, g_2) → U,
25. Vector(N, T) → u
26. Vector(N, U) → v
27. Translate(O, v) → O'
28. Translate(K, v) → K'
29. Translate(H, v) → H'
30. Translate(N, v) → N'
31. Translate(G, v) → G'
32. Translate(L, v) → L'
33. Translate(P, v) → P'
34. Translate(C, v) → C'
35. Polygon(O', K', H', N', G', L', P', C') → poly4', o', k', h', n', g', l', p', c'
36. Translate(D, u) → D'
37. Translate(I, u) → I'
38. Translate(J, u) → J'
39. Translate(E, u) → E'
40. Translate(N, u) → N'_1
41. Translate(H, u) → H'_1
42. Translate(K, u) → K'_1
43. Translate(O, u) → O'_1
44. Polygon(D', I', J', E', N'_1, H'_1, K'_1, O'_1) → poly3', d', i', j', e', n'_1, h'_1, k'_1, o'_1
45. Translate(I, Vector[(-v)]) → I'_1
46. Translate(A, Vector[(-v)]) → A'
47. Translate(S, Vector[(-v)]) → S'
48. Translate(M, Vector[(-v)]) → M'
49. Translate(F, Vector[(-v)]) → F'
50. Translate(N, Vector[(-v)]) → N'_2
51. Translate(E, Vector[(-v)]) → E'_1
52. Translate(J, Vector[(-v)]) → J'_1
53. Polygon(I'_1, A', S', M', F', N'_2, E'_1, J'_1) → poly6', i'_1, a', s', m', f', n'_2, e'_1, j'_1
54. Translate(L, Vector[(-u)]) → L'_1
55. Translate(G, Vector[(-u)]) → G'_1
56. Translate(N, Vector[(-u)]) → N'_3
57. Translate(F, Vector[(-u)]) → F'_1
58. Translate(M, Vector[(-u)]) → M'_1
59. Translate(S, Vector[(-u)]) → S'_1
60. Translate(B, Vector[(-u)]) → B'
61. Translate(P, Vector[(-u)]) → P'_1
62. Polygon(L'_1, G'_1, N'_3, F'_1, M'_1, S'_1, B', P'_1) → poly5', l'_1, g'_1, n'_3, f'_1, m'_1, s'_1, b', p'_1