相似图形探索 by Arthur Lee

GeoGebra 命令及参数

1. Vector(A, B) → u
2. Vector(A, D) → v
3. Vector(P, Q) → w
4. Vector(P, S) → z
5. OrthogonalVector(u) → a
6. OrthogonalVector(v) → b_2
7. Vector(A, K) → c
8. Vector(A, L) → h
9. Vector(A, J) → i_1
10. Segment(A, B) → d_2
11. Segment(A, D) → e
12. Segment(P, Q) → j_1
13. Segment(P, S) → k_1
14. Segment(J, K) → j
15. Segment(L, K) → l
16. Segment(M, O) → m
17. Segment(N, O) → n
18. Angle(J, K, L) → α
19. Angle(M, O, N) → β
20. Polygon(A, B, C, D) → poly1, a_1, b_1, m_1, c_1
21. Polygon(P, Q, R, S) → poly2, d_1, e_1, n_1, f_1
22. Segment(A, B) → b
23. Segment(A, D) → d
24. Segment(P, Q) → q
25. Segment(P, S) → s
26. Angle(B, A, D) → γ
27. Angle(Q, P, S) → δ