勾股定理计算较短边

GeoGebra 命令及参数

1. Line(A, B) → a
2. Point(a) → C
3. Segment(C, A) → b
4. Line(A, D) → c
5. Point(c) → E
6. Segment(E, A) → d
7. Segment(C, E) → e
8. Angle(E, A, C) → α
9. Polygon(C, E, 4) → poly1, f, g, h, i, F, G
10. Polygon(E, A, 4) → poly2, j, k, l, m, H, I
11. Polygon(A, C, 4) → poly3, n, p, q, r, J, K
12. Line(A_1, B_1) → a_1
13. Point(a_1) → C_1
14. Segment(C_1, A_1) → b_1
15. Line(A_1, D_1) → c_1
16. Point(c_1) → E_1
17. Segment(E_1, A_1) → d_1
18. Segment(C_1, E_1) → e_1
19. Angle(E_1, A_1, C_1) → α_1
20. PointIn(poly1) → Pointpoly1
21. PointIn(poly2) → Pointpoly2
22. PointIn(poly3) → Pointpoly3
23. Segment(C, E) → f_1
24. Intersect(b, d) → L
25. Segment(L, C) → g_1