Apastamba 拉巴沙特拉 I. 4 的几何扩展

GeoGebra 命令及参数

1. Intersect(xAxis, yAxis) → A
2. OrthogonalLine(B, xAxis) → f
3. OrthogonalLine(B, yAxis) → g
4. Intersect(g, yAxis) → C
5. Intersect(f, xAxis) → D
6. Polygon(A, D, B, C) → q1, a, d, b, c
7. Segment(C, D) → h
8. Polygon(D, A, n) → poly1, i, d_1, g_2, j_2, E, H, K, N, Q, T, W, j, B_1, E_1, H_1, k, t, h_1, k_1, n_1, r_1, a_1
9. Polygon(A, C, n) → poly2, l, e_1, h_2, k_2, F, I, L, O, R, U, Z, m, C_1, F_1, I_1, p, f_1, i_1, l_1, p_1, s_1, b_1
10. Polygon(C, D, n) → poly3, q, f_2, i_2, l_2, G, J, M, P, S, V, A_1, r, D_1, G_1, J_1, s, g_1, j_1, m_1, q_1, t_1, c_1
11. PointIn(poly2) → Pointpoly2
12. PointIn(poly1) → Pointpoly1
13. PointIn(poly3) → Pointpoly3
14. Angle(D, A, C) → α
15. Semicircle(D, A) → c_2
16. Semicircle(A, C) → d_2
17. Semicircle(C, D) → e_2
18. Segment(C, A) → m_2
19. Segment(A, D) → n_2
20. Segment(D, C) → p_2
21. Segment(C, B) → q_2
22. Segment(B, D) → r_2