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点到直线距离公式的几种推导
摘要：本文将介绍几种推导点到直线的距离公式的方法。本文默认情况下，直线的方程为 l:Ax+By+C=0，A，B均不为0，斜率为k_l，点的坐标为P(x0，y0)，点P到l的距离为d。推导一（面积法）： 如上图所示，设 R(x_R,y_0)…

Issue #9

Higashitani Yume
公式没有格式化
Type of issue
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Oct 15, 2023