直线纸上的缩放变换

GeoGebra 命令及参数

1. Line(A_2, B_2) → f
2. Line(C_2, D_2) → g
3. Line(E, F) → h
4. Line(G, H) → i
5. Line(I, J) → j
6. Line(K, L) → k
7. Line(M, N) → l
8. Line(O, P_1) → m
9. Line(Q, R) → n
10. Line(S, T) → p
11. Line(U, V) → q
12. Point(q) → F_1
13. OrthogonalLine(F_1, q) → r
14. Intersect(k, r) → G_1
15. Intersect(j, r) → H_1
16. Intersect(i, r) → I_1
17. Intersect(r, h) → J_1
18. Intersect(g, r) → K_1
19. Intersect(f, r) → L_1
20. Intersect(l, r) → M_1
21. Intersect(r, m) → N_1
22. Intersect(n, r) → O_1
23. LineBisector(F_1, G_1) → s
24. LineBisector(G_1, H_1) → t
25. LineBisector(H_1, I_1) → a
26. LineBisector(I_1, J_1) → b
27. LineBisector(J_1, K_1) → c
28. LineBisector(K_1, L_1) → d
29. LineBisector(L_1, M_1) → e
30. LineBisector(M_1, N_1) → f_1
31. LineBisector(N_1, O_1) → g_1
32. Line(W, Z) → h_1
33. Line(A_1, B_1) → i_1
34. Point(q) → C_1
35. LineBisector(A_1, C_1) → j_1
36. Point(j) → B
37. Point(j) → D
38. Point(q) → C
39. Point(f) → A
40. Polygon(A, B, C, D) → poly1, a_1, b_1, d_1, c_1
41. Point(i) → P
42. Dilate(A, scaleFactor, P) → A'
43. Dilate(B, scaleFactor, P) → B'
44. Dilate(C, scaleFactor, P) → C'
45. Dilate(D, scaleFactor, P) → D'
46. Polygon(A', B', C', D') → targetPoly, a', b', c', d'