玫瑰与薰衣草精油按比例变化
几何画板及绘图内容加载中,请稍等……
本范例展示了玫瑰和薰衣草精油按比例变化的关系。它涉及比例关系的核心数学概念。通过使用GeoGebra命令如Intersect、Circle、Line等,可以构造出这些变化的图形。适合初中及以上学生学习比例关系和几何作图。
GeoGebra 命令及参数
Intersect(xAxis, yAxis) → ACircle(A, 0.5) → cIntersect(c, yAxis, 2) → BIntersect(c, yAxis, 1) → CLine(B, xAxis) → fLine(C, xAxis) → gCircle(B, 0.4) → dCircle(C, 0.4) → eIntersect(d, yAxis, 2) → DIntersect(e, yAxis, 1) → ELine(D, f) → hLine(E, g) → iCircle(E, a) → kIntersect(k, i, 2) → FCircle(F, a) → pIntersect(p, i, 2) → GCircle(G, a) → qIntersect(q, i, 2) → HCircle(H, a) → rIntersect(r, i, 2) → ICircle(I, a) → sIntersect(s, i, 2) → JCircle(J, a) → tIntersect(t, i, 2) → KCircle(K, a) → c_1Intersect(c_1, i, 2) → LCircle(L, a) → d_1Intersect(d_1, i, 2) → MOrthogonalLine(F, i) → jOrthogonalLine(G, i) → lOrthogonalLine(H, i) → mOrthogonalLine(I, i) → nOrthogonalLine(J, i) → bOrthogonalLine(K, i) → f_1OrthogonalLine(L, i) → g_1OrthogonalLine(M, i) → h_1Intersect(g, j) → NIntersect(f, j) → OIntersect(h, j) → PIntersect(g, l) → QIntersect(g, m) → RIntersect(g, n) → SIntersect(g, b) → TIntersect(g, f_1) → UIntersect(g, g_1) → VIntersect(g, h_1) → WIntersect(f, l) → ZIntersect(h, l) → A_1Intersect(f, m) → B_1Intersect(h, m) → C_1Intersect(f, n) → D_1Intersect(h, n) → E_1Intersect(f, b) → F_1Intersect(h, b) → G_1Polygon(B, O, P, D) → q1, b_1, o, p_1, d_2Polygon(O, Z, A_1, P) → q2, o_1, z_1, a_1, p_2Polygon(Z, B_1, C_1, A_1) → q3, z_2, b_2, c_2, a_2Polygon(B_1, D_1, E_1, C_1) → q4, b_3, d_3, e_1, c_3Polygon(D_1, F_1, G_1, E_1) → q5, d_4, f_2, g_2, e_2Polygon(E, F, N, C) → q6, e_3, f_3, n_1, c_4Polygon(F, G, Q, N) → q7, f_4, g_3, q_1, n_2Polygon(G, H, R, Q) → q8, g_4, h_2, r_1, q_2Polygon(H, I, S, R) → q9, h_3, i_1, s_1, r_2Polygon(I, J, T, S) → q10, i_2, j_1, t_1, s_2Polygon(J, K, U, T) → q11, j_2, k_1, u, t_2Polygon(K, L, V, U) → q12, k_2, l_1, v, u_1Polygon(L, M, W, V) → q13, l_2, m_1, w, v_1
AI 绘图提示语参考
画一个坐标系,在x轴和y轴的交点处画一个半径为0.5的圆,再在圆与y轴的1和2倍处画两个点,分别向x轴画两条线,以这两个点为圆心画半径为0.4的圆,再在两个小圆与y轴的1和2倍处画点,分别向之前画的x轴线画两条线,以此类推,画多个同心圆和相交线,展示比例关系。
以上提示语为根据原始绘图命令整理而来,仅供参考。