向量相加的几何演示
2015-04-13 12:47
本 GeoGebra 范例通过几何作图直观演示了向量相加的运算过程。利用点、线段、圆和向量等基础几何对象，构建了向量的平行四边形法则或三角形法则。用户可以通过拖动点来改变向量的方向和大小，实时观察和向量（ resultant vector ）的变化。该范例适用于线性代数和解析几何的入门教学，帮助学生深刻理解向量加法的几何意义及其坐标表示，是学习向量运算的绝佳互动工具。
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