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点线距离公式是什么

更新时间: 2020-10-31 00:00:00     

点线距离公式是Ax+By+C=0,点到直线的距离,即过这一点做目标直线的垂线,由这一点至垂足的距离,通过对点到直线距离公式的推导,提高学生对数形结合的认识。

直线由无数个点构成。直线是面的组成成分,并继而组成体。没有端点,向两端无限延长,长度无法度量。直线是轴对称图形。

关键词: 距离 公式 什么

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