条形分数可视化：用几何图形表示分数与除法

GeoGebra 命令及参数

1. Polygon(C, D, B, A) → poly1, c, d, b, a
2. Polygon(H_1, I_2, G, F) → poly2, h, i, g, f
3. Text("\frac{1}{2}", Centroid[poly2] + (-0.2, 0.85), true, true) → texte4
4. Text("1", Centroid[poly1] + (-0.2, 0.5), true, true) → texte1
5. Polygon(E, J, L, K) → poly3, e, j, l, k
6. Text("\frac{1}{4}", Centroid[poly3] + (-0.3, 0.875), true, true) → texte2
7. Polygon(O, P, N, M_2) → poly4, o, p, n, m
8. Text("\frac{1}{3}", Centroid[poly4] + (-0.3, 0.875), true, true) → texte3
9. Polygon(S, T, R, Q_2) → poly5, s, t, r, q
10. Text("\frac{1}{5}", Centroid[poly5] + (-0.3, 0.9), true, true) → texte5
11. Outil6(H) → texte6, poly6, a_1, b_1, c_1, d_1
12. Outil7(M) → e_1, f_1, g_1, h_1, poly7, texte7
13. Outil8(U) → poly8, i_1, j_1, k_1, l_1, texte8
14. Outil9(V) → poly9, m_1, n_1, p_1, q_1, texte9
15. Outil11(4, W, 7) → poly10, r_1, s_1, t_1, a_2, texte10
16. Line(Z, A_1) → b_2