三角形中点连线构造
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该范例演示了三角形中点连线的构造过程。涉及的核心数学概念包括三角形、中点和线段。使用了Segment、Midpoint等GeoGebra命令。适合初中及以上学生学习几何作图。
GeoGebra 命令及参数
Segment(P, H) → fSegment(P, J) → gSegment(P, K) → hSegment(Q, L) → iSegment(Q, J) → jSegment(Q, I) → kSegment(O, G) → lSegment(O, M) → mSegment(O, K) → nSegment(H, B) → pSegment(H, F) → qSegment(G, F) → sSegment(G, D) → tSegment(N, E) → rSegment(N, D) → a_2Segment(M, C) → b_2Segment(M, D) → c_1Segment(L, E) → d_1Segment(L, C) → e_1Segment(K, C) → f_1Segment(K, F) → g_1Segment(J, C) → h_1Segment(J, B) → i_1Segment(I, B) → j_1Segment(I, E) → k_1Segment(F, A) → l_1Segment(B, A) → m_1Segment(E, A) → n_1Segment(D, A) → p_1Segment(C, A) → q_1Segment(b, a) → r_1Segment(a, c) → s_1Segment(c, b) → t_1Segment(c, d) → a_1Segment(a, e) → b_1Midpoint(s_1) → R