解题方法
1 . 已知
的三个顶点分别为
,
,
.
(1)求边
上的高
所在直线的方程;
(2)求边
上的中线
所在直线的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98b2cc0d2f6d3eee9a33db83e0c0830d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93842cf36b1107534c3904d18ba3ae5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c8ce096b2b3dfa6dd1d8ffaef8e66a.png)
(1)求边
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
(2)求边
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
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2023-09-07更新
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8卷引用:山西省金科大联考2023-2024学年高二上学期开学考试数学试题