n-regular polygon inscribed in a circle

GeoGebra Commands & Parameters

1. Intersect(c, xAxis) → A, B
2. Area(c) → h
3. Segment(B, M) → a
4. Polygon(B, M, n) → poly1, b, l, i_5, C, D, E, F, G, H, I, J, K, p, L, N, O, P, Q, R, S, T, U, V, q, W, Z, A_1, B_1, C_1, D_1, E_1, F_1, G_1, H_1, r, I_1, J_1, K_1, L_1, M_1, N_1, O_1, P_1, Q_1, R_1, s, S_1, T_1, U_1, V_1, W_1, Z_1, A_2, B_2, C_2, D_2, t, E_2, F_2, G_2, H_2, I_2, J_2, K_2, L_2, M_2, N_2, a_1, O_2, P_2, Q_2, R_2, S_2, T_2, U_2, V_2, W_2, Z_2, b_1, A_3, B_3, C_3, D_3, E_3, F_3, G_3, H_3, I_3, J_3, c_1, K_3, L_3, M_3, N_3, O_3, P_3, Q_3, R_3, S_3, T_3, d_1, U_3, V_3, W_3, Z_3, A_4, B_4, C_4, D_4, E_4, m, e_1, f_1, g_1, h_1, i_1, j_1, k_1, l_1, m_1, n_1, d, p_1, q_1, r_1, s_1, t_1, a_2, b_2, c_2, d_2, e_2, e, f_2, g_2, h_2, i_2, j_2, k_2, l_2, m_2, n_2, p_2, f, q_2, r_2, s_2, t_2, a_3, b_3, c_3, d_3, e_3, f_3, g, g_3, h_3, i_3, j_3, k_3, l_3, m_3, n_3, p_3, q_3, i, r_3, s_3, t_3, a_4, b_4, c_4, d_4, e_4, f_4, g_4, j, h_4, i_4, j_4, k_4, l_4, m_4, n_4, p_4, q_4, r_4, k, s_4, t_4, a_5, b_5, c_5, d_5, e_5, f_5, g_5, h_5