通过正方形顶点的直线

GeoGebra 命令及参数

1. Point(yAxis) → A
2. Line(F, E) → p
3. Point(p) → B
4. Line(A, B) → a
5. Polygon(B, F, 4) → poly2, b, f_1, c, d, H, I
6. Line(I, H) → q
7. Intersect(xAxis, yAxis) → G
8. Polygon(A, E, F, G) → poly1, a_1, e, f, g
9. Intersect(q, a) → D
10. Polygon(D, H, 4) → poly3, d_1, h, i, j, J, K
11. Intersect(a, r) → C
12. OrthogonalLine(C, xAxis) → k
13. Intersect(k, xAxis) → L
14. Polygon(C, L, 4) → poly4, c_1, l, m, n, M, N