已知在四边形ABCD中,
,且|
|=|
|,tan D=
,判断四边形ABCD的形状.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21ccecb2c6965297b0357d42e53503bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9795e7f5cb9b366776c41d8f3f43942.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be64d59ac6538a0f4d79fb825e082081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/13/1eadb61f-5509-4c71-8e53-c9c5a5a22fd4.png?resizew=211)
20-21高一·全国·课后作业 查看更多[5]
(已下线)第六章 6.1 平面向量的概念(备作业)-【上好课】2020-2021学年高一数学同步备课系列(人教A版2019必修第二册)(已下线)6.1 平面向量的概念(课时作业)-2021-2022学年高一数学同步精品课件+课时作业(人教A版2019必修第二册)(已下线)9.1向量概念(备作业)-【上好课】2021-2022学年高一数学同步备课系列(苏教版2019必修第二册)(已下线)6.4.1平面几何中的向量方法(练习)-【高效课堂】2021-2022学年高一数学下学期同步精讲课件+课后巩固练(人教A版2019必修第二册)(已下线)6.1平面向量的概念【第三课】“上好三节课,做好三套题“高中数学素养晋级之路
更新时间:2021-10-15 11:38:53
|
【知识点】 向量在几何中的其他应用解读
相似题推荐
解答题-问答题
|
较易
(0.85)
【推荐1】若四边形ABCD满足
=0,且
=0,试判断四边形ABCD的形状.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9283f78d4a0068397781d6f6e7a9d83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a5dbe050096d63d9c91ad0fb76c00bb.png)
您最近一年使用:0次
解答题-证明题
|
较易
(0.85)
名校
解题方法
【推荐2】如图,在
中,已知
,
,
,
,
分别为
,
上的两点
,
,
,
相交于点
.
的值;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a7b5adfcac0f46a4cd19da4ebb4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b57fdd2a3642716fcf5100011eb3ec88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73497849a8350d927c59a45604962408.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea6ef3d1c748bb068d95efd3917b9b29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7785afeeaf274892253d04b4f693b367.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbd084e881d380464cc73aee4697f678.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e4ece75fe9b8555909be5a00d2b7af0.png)
您最近一年使用:0次