几何图形与面积计算：通过tanram拼图探索形状与面积关系

GeoGebra 命令及参数

1. Point(Circle[C, 3]) → D
2. Polygon(C, D, E) → f, e_1, c_1, d_1
3. Point(Circle[F, 3]) → G
4. Polygon(F, G, H) → α, h, f_1, g_1
5. Point(Circle[I, 2]) → J
6. Polygon(I, J, K) → g, k, i, j
7. Point(Circle[L, 1]) → M
8. Polygon(L, M, N) → t4, n, l, e
9. Point(Circle[O, 1]) → P
10. Polygon(O, P, Q) → t5, q, o, β
11. Point(Circle[R, 1]) → S
12. Polygon(R, S, T, U) → d, r, s, t, u
13. Point(Circle[V, 1.4142135623730951]) → W
14. Polygon(V, W, Z, A_1) → c, v, w, z_1, a_1
15. Point(Circle[A, 1.4142135623730951]) → B
16. Polygon(A, B, L_1, M_1, D_1, E_1, F_1, G_1, H_1, I_1, J_1, K_1) → poly1, a_2, k_1, l_1, m_1, b, d_2, e_2, f_2, g_2, h_1, i_1, j_1