多少盎司？——单位换算与几何构造的互动探究

GeoGebra 命令及参数

1. Point(yAxis) → A
2. OrthogonalLine(A, yAxis) → f
3. Point(yAxis) → B
4. OrthogonalLine(B, yAxis) → g
5. Circle(A, 0.5) → c
6. Circle(B, 0.5) → d
7. Intersect(c, yAxis, 2) → C
8. Intersect(d, yAxis, 1) → D
9. OrthogonalLine(C, yAxis) → h
10. OrthogonalLine(D, yAxis) → i
11. Circle(D, 1) → e
12. Intersect(e, yAxis, 1) → E
13. OrthogonalLine(E, yAxis) → j
14. Circle(E, N) → k
15. Intersect(k, j, 1) → F
16. Circle(F, N) → p
17. Intersect(p, j, 1) → G
18. Circle(G, N) → q
19. Intersect(q, j, 1) → H
20. Circle(H, N) → r
21. Intersect(r, j, 1) → I
22. Circle(I, N) → s
23. Intersect(s, j, 1) → J
24. Circle(J, N) → t
25. Intersect(t, j, 1) → K
26. OrthogonalLine(F, j) → l
27. Intersect(h, l) → L
28. Intersect(f, l) → O
29. Polygon(C, A, O, L) → q1, c_1, a, o, l_1
30. Circle(B, (M * N)) → d_1
31. Intersect(d_1, g, 1) → P
32. OrthogonalLine(P, g) → m
33. Intersect(i, m) → Q
34. Polygon(B, P, Q, D) → q2, b, p_1, q_1, d_2
35. Segment(E, F) → n
36. Segment(F, G) → f_1
37. Segment(G, H) → g_1
38. Segment(H, I) → h_1
39. Segment(I, J) → i_1
40. Segment(J, K) → j_1
41. Intersect(j, m) → R
42. Intersect(j, m) → S
43. Ray(E, F) → k_1
44. Circle(K, N) → e_1
45. Intersect(e_1, k_1, 2) → T
46. Circle(T, N) → r_1
47. Intersect(r_1, k_1, 2) → U
48. Circle(U, N) → s_1
49. Intersect(s_1, k_1, 2) → V
50. Circle(V, N) → t_1
51. Intersect(t_1, k_1, 2) → W
52. Circle(W, N) → c_2
53. Intersect(c_2, k_1, 2) → Z
54. Circle(Z, N) → e_2
55. Intersect(e_2, k_1, 2) → A_1
56. Circle(A_1, N) → f_2
57. Intersect(f_2, k_1, 2) → B_1
58. Circle(B_1, N) → g_2
59. Intersect(g_2, k_1, 2) → C_1
60. Circle(C_1, N) → h_2
61. Intersect(h_2, k_1, 2) → D_1