立方体截面 by nandrews
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①本范例演示通过立方体不同角度的截面,展示其几何形态变化;②涉及核心数学概念包括多边形、积分与微分、三角函数;③作图要点运用了Polygon(多边形)、Prism(棱柱)、Point(点)、OrthogonalLine(垂线)、Intersect(相交)、Plane(平面)、IntersectPath(路径相交)、Segment(线段)、Midpoint(中点)等GeoGebra命令与对象;④适合高中及以上学生及数学爱好者用于立体几何与微积分学习。
GeoGebra 命令及参数
Polygon(A, B, C, D) → poly1, a, b, c, dPrism(poly1, 4) → e, E, edgeAE, edgeBF, edgeCG, edgeDH, edgeEF, edgeFG, edgeGH, edgeEH, F, G, H, faceABFE, faceBCGF, faceCDHG, faceADHE, faceEFGHPoint(edgeFG) → IOrthogonalLine(I, edgeEH, space) → fOrthogonalLine(I, b, space) → gIntersect(b, g) → JOrthogonalLine(J, d, space) → hIntersect(edgeEH, f) → KIntersect(h, faceADHE) → LPolygon(I, K, L, J) → poly2, i, k, l, jPoint(edgeCG) → MOrthogonalLine(M, edgeBF, space) → nOrthogonalLine(M, edgeDH, space) → pIntersect(p, edgeDH) → NOrthogonalLine(N, edgeAE, space) → qPoint(q) → OPoint(n) → PPolygon(M, N, O, P) → poly3, m_1, n_1, o, p_1Point(edgeEH) → QIntersect(edgeCG, edgeGH) → RPoint(edgeDH) → SPlane(Q, R, S) → sIntersectPath(s, e) → poly4, T, U, V, W, t, a_1, b_1, c_1Intersect(edgeGH, edgeDH) → ZIntersect(edgeDH, d) → C_1Intersect(edgeGH, edgeEH) → A_1Intersect(edgeFG, edgeBF) → B_1Segment(A_1, B_1) → d_1Intersect(edgeBF, a) → D_1Segment(C_1, D_1) → e_1Point(d_1) → E_1Intersect(edgeCG, edgeFG) → F_1Intersect(edgeEH, edgeAE) → G_1Segment(G_1, C_1) → f_1Segment(F_1, C_1) → g_1Midpoint(g_1) → I_1Midpoint(f_1) → J_1Plane(E_1, J_1, I_1) → vIntersectPath(v, e) → poly5, K_1, l_1, L_1, M_1, N_1, O_1, h_1, i_1, j_1, k_1
AI 绘图提示语参考
画一个立方体,并展示其不同角度的截面。首先构建立方体,然后从立方体上选取几个点,通过这些点绘制截面多边形。接着,利用正交线和交点来确定截面的形状,包括四边形和三角形。最后,将所有截面和立方体结合在一起,展示截面与立方体的关系,以及截面在不同角度下的变化。
以上提示语为根据原始绘图命令整理而来,仅供参考。