Yatko有趣的性质

GeoGebra 命令及参数

1. Circle(A, b) → c
2. Point(c) → B
3. Point(c) → C
4. Point(c) → D
5. Segment(C, D) → f
6. Segment(B, C) → g
7. Segment(B, D) → h
8. Polygon(C, B, a) → poly1, i, m_1, t_1, a_1, e_1, f_2, E, F, G, H, I, j, J, Q, R, U, V, W, Z, k, l, m, n, p, q, l_1
9. Polygon(B, D, a) → poly2, r, p_1, g_2, h_2, i_2, j_2, K, L, M, N, O, s, P, S, T, A_1, B_1, C_1, D_1, t, d, e, f_1, g_1, h_1, n_1
10. Polygon(C, B, D) → t1, d_1, c_1, b_1
11. PointIn(t1) → Pointt1
12. Centroid(poly1) → F_1
13. Centroid(poly2) → G_1
14. PointIn(poly1) → Pointpoly1_{1}
15. PointIn(poly2) → Pointpoly2_{1}
16. PointIn(poly1) → Pointpoly1
17. PointIn(poly2) → Pointpoly2
18. Segment(Z, P) → i_1
19. Segment(K, Q) → j_1
20. Segment(C, S) → k_1
21. Segment(D, J) → q_1
22. Segment(R, L) → r_1
23. Segment(U, M) → s_1
24. Segment(V, N) → k_2
25. Segment(W, O) → l_2
26. Angle(J, B, Q) → α
27. Angle(R, B, U) → β
28. Angle(V, B, W) → γ