优化问题:比萨盒
几何画板及绘图内容加载中,请稍等……
①本范例演示了经典的优化问题,通过可视化展示如何最大化比萨盒的体积。②涉及的核心数学概念包括微积分中的最值优化、几何作图中的圆与多边形、以及旋转与变换。③作图要点:使用Segment、Polygon、Point、Rotate、Line、Intersect等GeoGebra命令构建几何图形,并通过滑块动态调整参数。④适合高中及以上学生学习微积分优化问题,也可用于数学教学演示。
GeoGebra 命令及参数
Segment(A, B) → fSegment(B, D) → gSegment(D, C) → hSegment(C, A) → iSegment(G, F) → jSegment(F, E) → kSegment(Q, S) → lSegment(S, T) → mSegment(T, R) → nSegment(K, M) → pSegment(M, L) → qSegment(P, O) → rSegment(O, N) → sSegment(W, Z) → tSegment(Z, U) → aSegment(U, V) → bSegment(I, J) → dSegment(J, H) → eSegment(J, U) → f_1Segment(Z, O) → g_1Segment(O, M) → h_1Segment(M, T) → i_1Segment(S, F) → j_1Segment(F, J) → k_1Segment(U, S) → l_1Segment(Z, T) → m_1Polygon(A, B, D, C) → q1, a_1, b_1, d_1, c_1Polygon(C, H, J, I) → q2, c_2, h_2, j_2, i_2Polygon(V, U, Z, W) → q3, v, u, z_1, wPolygon(N, O, P, D) → q4, n_1, o, p_1, d_2Polygon(G, A, E, F) → q5, g_2, a_2, e_1, f_2Polygon(Q, R, T, S) → q6, q_1, r_1, t_1, s_1Polygon(K, B, L, M) → q7, k_2, b_2, l_2, m_2Segment(C, A) → n_2Segment(A, B) → p_2Segment(B, D) → q_2Segment(D, C) → r_2Point(Circle[C_1, 8 - (2 * c)]) → E_1Segment(C_1, E_1) → s_2Rotate(E_1, 35°, C_1) → F_1Segment(C_1, A_1) → t_2Segment(A_1, B_1) → e_2Segment(B_1, D_1) → f_3Segment(D_1, C_1) → g_3Segment(C_1, F_1) → h_3Line(F_1, g_3) → i_3Line(D_1, h_3) → j_3Line(B_1, h_3) → k_3Intersect(i_3, j_3) → G_1Line(G_1, f_3) → l_3Segment(F_1, G_1) → m_3Intersect(k_3, l_3) → H_1Segment(G_1, H_1) → n_3Segment(H_1, B_1) → p_3Segment(D_1, G_1) → q_3