Tudor 弧
几何画板及绘图内容加载中,请稍等……
所属专题
geometriadinamica.es
这个范例演示了 Tudor 弧的几何构造。核心数学概念包括圆弧和几何作图。使用了 Segment, Midpoint, Line, Circle, Intersect, Polygon, If, Rotate, CircumcircleArc, Mirror, OrthogonalLine, Vector, Translate, Point, CircleArc, Min, Arc 等 GeoGebra 命令。适合高中几何教学。
GeoGebra 命令及参数
Segment(D, B) → eMidpoint(C, D) → FLine(F, e) → kMidpoint(F, C) → RMidpoint(R, F) → VCircle(C, V) → h_2Circle(V, C) → e_2Intersect(e_2, h_2, 2) → ZPolygon(C, Z, V) → poly1, v, c_3, zIf(zz ≤ 0, 10, zz) → cRotate(C, Max[((-(c - 2)) * 60 / (3°)), 300.00000000000006°], V) → S1_1Segment(V, S1_1) → g_2Midpoint(C, D) → ESegment(A, C) → dRotate(C, 359.91000000000014°, E) → C''CircumcircleArc(C, C'', S1_1) → gSegment(C, F) → rMirror(D, k) → D'_1Segment(R, S1_1) → fSegment(R, S1_1) → n_1OrthogonalLine(S1_1, g_2) → s_1Mirror(C, k) → C'Mirror(C'', k) → C'''Mirror(S1_1, k) → S1'CircumcircleArc(C', C''', S1') → g'Mirror(S1_1, k) → S1'_1Mirror(T, k) → T'Mirror(S1_1, k) → S1'_2Mirror(R, k) → R'Mirror(S1_1, k) → S1'_3Segment(R', S1'_3) → f'Mirror(C, k) → C'_3Mirror(S1_1, k) → S1'_4Mirror(V, k) → V'Midpoint(R, C) → WMirror(C, k) → C'_4Mirror(Z, k) → Z'Mirror(V, k) → V'_1Polygon(C'_4, Z', V'_1) → poly1', v'_1, c'_4, z'Mirror(C, k) → C'_2Midpoint(C, D) → LSegment(C, L) → a_1Mirror(C, k) → C'_6Segment(T, T1) → f_2Mirror(D, f_2) → D'Mirror(B, f_2) → B'Segment(D', B') → e'Mirror(A, f_2) → A'Mirror(C, f_2) → C'_7Segment(A', C'_7) → d'Vector(A, B') → u_1Mirror(Z, k) → Z'_1Translate(pic1, u_1) → pic1'Translate(pic3, u_1) → pic3'Line(Z, V) → t_1Line(D, B) → a_2Intersect(t_1, a_2) → SPoint(k) → UCircleArc(S, U, Z) → c_2Min(cc, Distance[Z, U]) → cdCircle(Z, cd) → d_2Intersect(c_2, d_2, 1) → C_1Segment(S, C_1) → b_2CircleArc(S, C_1, S1_1) → k_2Segment(S1_1, S) → i_2Segment(B, S) → j_2Segment(C_1, S) → l_2Mirror(S, k) → S'Mirror(C_1, k) → D_1Mirror(S1_1, k) → E_1Arc(Mirror[Circle[S, C_1], k], D_1, E_1) → p_2Mirror(C_1, k) → F_1Mirror(S, k) → S'_1Segment(F_1, S'_1) → m_2Mirror(S1_1, k) → G_1Mirror(S, k) → S'_2Segment(G_1, S'_2) → n_2Mirror(B, k) → B'_1Mirror(S, k) → S'_3Segment(B'_1, S'_3) → q_2Segment(V', E_1) → r_2Mirror(V', k) → V''Mirror(E_1, k) → H_1Segment(V'', H_1) → s_2Segment(V, S) → hMirror(V, k) → V'_2Mirror(S, k) → S'_4Segment(V'_2, S'_4) → h'
AI 绘图提示语参考
绘制一个都铎拱形建筑元素。首先确定拱门的两个基础端点,连接它们形成门框线段。在门框上找到中点,从中点向上作垂直线。以中点为圆心、顶部点为半径画圆,再以顶部点为圆心、门框中点为半径画另一个圆,两圆相交确定拱形的控制点。连接门框中点与拱顶控制点形成弧的支撑线。以门框端点和拱顶控制点画圆弧形成拱边。复制整个拱形结构进行水平对称,得到完整的都铎拱。最后在拱门下方添加装饰性多边形元素完成图形。
以上提示语为根据原始绘图命令整理而来,仅供参考。