相似四边形 by Dennis Boggs
几何画板及绘图内容加载中,请稍等……
这个范例演示了相似四边形的性质。核心数学概念包括相似多边形的定义和性质。通过使用GeoGebra命令如Point, Circle, Intersect等,可以构造相似四边形。适合初中及以上学生学习相似图形的相关知识。
GeoGebra 命令及参数
Point(xAxis) → JCircle(J, b_1) → circle_{p1}Intersect(circle_{p1}, xAxis, 2) → LSegment(J, L) → g_1Circle(L, a_1) → circle_{p2}Circle(J, c_1) → circle_{p3}Intersect(circle_{p2}, circle_{p3}, 2) → KSegment(J, K) → fSegment(L, K) → kCircle(J, e_1) → pCircle(L, d_1) → qIntersect(p, q, 2) → MSegment(J, M) → rSegment(M, L) → sPoint(xAxis) → ACircle(A, b) → tIntersect(t, xAxis, 2) → CCircle(C, a) → hCircle(A, c) → c_1Intersect(h, c_1, 2) → BSegment(C, B) → iSegment(B, A) → lSegment(A, C) → mCircle(A, e) → f_1Circle(C, d) → h_1Intersect(f_1, h_1, 2) → DSegment(D, C) → nSegment(A, D) → j