面积与周长计算 by Karen Handy

GeoGebra 命令及参数

1. Polygon(A, B, C, D) → poly1, a, b, c, d
2. Polygon(E, F, G, H) → poly2, e, f, g, h
3. Polygon(I, J, K, L) → poly3, i, j, k, l
4. Polygon(M, N, O) → poly4, o, m, n
5. Polygon(P, Q, R, S) → poly5, p, q, r, s
6. Polygon(T, U, V, W, Z) → poly6, t, u, v, w, z_1
7. Polygon(A_1, B_1, C_1) → poly7, c_1, a_1, b_1
8. Segment(D_1, E_1) → f_1
9. Segment(E_1, F_1) → g_1
10. Segment(F_1, G_1) → h_1
11. Segment(G_1, D_1) → i_1
12. Polygon(H_1, I_1, J_1, K_1) → poly8, h_2, i_2, j_1, k_1
13. Polygon(L_1, M_1, N_1, O_1) → poly9, l_1, m_1, n_1, o_1
14. Polygon(P_1, Q_1, R_1, S_1) → poly10, p_1, q_1, r_1, s_1
15. Polygon(T_1, U_1, V_1, W_1) → poly11, t_1, u_1, v_1, w_1
16. Polygon(Z_1, A_2, B_2, C_2, D_2) → poly12, z_2, a_2, b_2, c_2, d_2
17. Polygon(E_2, F_2, G_2, H_2) → poly13, e_2, f_2, g_2, h_3
18. Polygon(I_2, J_2, K_2, L_2) → poly14, i_3, j_2, k_2, l_2