Open Middle: Slope and Points Exercise

GeoGebra Commands & Parameters

1. Polygon(A0, B, 4) → poly0, f, g, h, i, A, C
2. Polygon(A3, H, 4) → poly3, j, k, l, m, E, G
3. Polygon(A7, P, 4) → poly7, n, p, q, r, I, K
4. Polygon(A1, D, 4) → poly1, s, t, a, b, M, O
5. Polygon(A6, N, 4) → poly6, c, d, e, f_1, Q, S
6. Polygon(A2, H2, 4) → poly2, k_1, l_1, m_1, n_1, W, Z
7. Polygon(A8, A8 + (2, 0), 4) → poly8, g_1, h_1, i_1, j_1, U, V
8. Polygon(A9, T, 4) → poly9, p_1, q_1, r_1, s_1, A_1, B_1
9. Polygon(A4, J, 4) → poly4, t_1, a_1, b_1, c_1, C_1, D_1
10. Polygon(A5, L, 4) → poly5, d_1, e_1, f_2, g_2, E_1, F_1
11. Polygon(K_1, L_1, 4) → poly10, l_2, m_2, n_2, p_2, M_1, N_1
12. Polygon(O_1, P_1, 4) → poly12, q_2, r_2, s_2, t_2, Q_1, R_1
13. Polygon(S_1, T_1, 4) → poly13, a_2, b_2, c_2, d_2, U_1, V_1
14. Polygon(C_2, D_2, 4) → poly15, i_3, j_3, k_3, l_3, E_2, F_2
15. Polygon(G_2, H_2, 4) → poly16, m_3, n_3, p_3, q_3, I_2, J_2
16. Polygon(G_{3}, H_{3}, 4) → poly17, m_{4}, n_{4}, p_{4}, q_{4}, I_{3}, J_{3}
17. Polygon(C_{3}, D_{3}, 4) → poly14, i_{4}, j_{4}, k_{4}, l_{4}, E_{3}, F_{3}
18. If(aleft > aright, "Left side is bigger.", aleft < aright, "Right side is bigger", "Both sides are equal!") → text9
19. Intersect(h_2, eq1) → R_2
20. Intersect(f_3, eq2) → S_2
21. Polygon(A_2, B_2, R_2) → t1, i_2, j_2, k_2
22. Polygon(A_2, B_2, S_2) → t2, e_2, g_3, h_3
23. Line(A_2, B_2) → r_3
24. Min(y(A_2), y(B_2)) → o
25. If(o ≟ y(A_2), t1, t2) → t3
26. nCr(4, 2) → w
27. Segment((-13.5, 9.5), (-10.5, 9.5)) → s_3
28. Segment((-13.5, 3.5), (-10.5, 3.5)) → t_3
29. Segment((-5.5, 9.5), (-2.5, 9.5)) → a_3
30. If(o_1 ≟ 0, p15 / p10, ((-p15)) / p10) → u_2
31. If(u_1 ≟ 0, p12 / p13, ((-p12)) / p13) → v_2
32. If(w_1 ≟ 0, p17 / p14, ((-p17)) / p14) → w_2
33. If(o_2 ≟ 0, p16, (-p16)) → b_3