点到直线的距离9：常数项差距与距离比为法向量长度
2015-11-18 08:31
本范例演示了点到直线距离的几何与代数性质。通过构造两条平行直线及其法向量，直观展示了常数项的差值与两直线间距离的比例关系，并验证该比例等于法向量的长度。适用于解析几何中直线方程与向量知识的深入学习与探究。
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