矩形对角线-三角形

GeoGebra 命令及参数

1. Point(xAxis) → A
2. Segment(A, B) → f
3. Segment(B, C) → g
4. Segment(D, C) → h
5. Segment(D, A) → i
6. Segment(D, B) → j
7. Point(j) → E
8. OrthogonalLine(E, h) → k
9. OrthogonalLine(E, i) → l
10. Intersect(k, h) → F
11. Intersect(l, g) → G
12. Intersect(k, f) → H
13. Intersect(l, i) → I
14. Polygon(I, A, H, E) → poly1, i_1, a, h_1, e
15. Polygon(F, E, G, C) → poly2, f_1, e_1, g_1, c