如图,四边形
中,
,
,求四边形
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db4996811075c8744e3b1d2ede3c345e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdb2dd10731b99c0f4f89ee957f8a239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
22-23八年级下·广东广州·期中 查看更多[7]
广东省广州市番禺区钟村中学2022-2023学年八年级下学期期中数学试卷安徽省滁州市明光市2022-2023学年八年级下学期期中数学试题(已下线)专题03 勾股定理(知识串讲+热考题型+真题训练)-2023-2024学年八年级数学上学期期中期末考点归纳满分攻略讲练(苏科版)湖北省天门市部分学校2021-2022学年八年级下学期联考数学试题重庆市南岸区广益中学校2023-2024学年八年级上学期期中数学试题湖北省崇阳县路口中学2021-2022学年八年级下学期期末模拟数学试题(已下线)第一章第07讲 解题技巧专题:利用等腰三角形的'三线合一'作辅助线(3类热点题型讲练)-【帮课堂】2023-2024学年八年级数学下册同步学与练(北师大版)
更新时间:2023-11-05 23:39:55
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适中
(0.65)
【推荐1】如图,在
中,
,点D在
边上(不与点A,点C重合),连接
,
.
(1)当
时,求
的度数;
(2)若
,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4dd6e7c88601b4c50b06f1238fdd95d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/11/62d8dffc-f5f6-4812-b76f-8baf551d7a03.png?resizew=186)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45723dce96b74f027adcb1a4ecd19db8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/246a86f34603eaf2e6a948681b831b0d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89c28e16ee00e37651a4bb950c9ed1cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
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适中
(0.65)
【推荐2】平面直角坐标系中,已知
,
为等腰三角形且面积为16,求满足条件的P点坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ba33de35567ff6f8c15e7e0d37aa590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b4dcc093218443f71a046b6df94bbe.png)
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您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐1】如图,一次函数
的图象与
轴交于点
,与正比例函数
的图象相交于点
.
(1)分别求出这两个函数的解析式;
(2)求
的面积;
(3)点
在
轴上,且
是以
为腰的等腰三角形,请直接写出点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34aac6235ae22d3c08a2a0defafdfca4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff0d640184fb0f2e38b504b102ae0d5b.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/15/ca00e233-5262-482f-a1b8-bbe82387f9bf.png?resizew=141)
(1)分别求出这两个函数的解析式;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
(3)点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e534b545e86c02abd2a0dc75d32b407.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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适中
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【推荐2】如图,在四边形ABCD中,
,
,
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/15/d9c166a0-cd83-4c18-b5cd-2dd21a4f6ee3.png?resizew=116)
(1)连接BD,求BD的长;
(2)求四边形ABCD的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44a1f73190215b1c9d45a3dd9e6b66ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2176dac04a8b410e319342fb8e895b1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a53e3cd4566cc35d715806d5fca506db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78c1e75eb744576c32eed3f9d20f9558.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a69550d878381f6e8fb436e88638f070.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/15/d9c166a0-cd83-4c18-b5cd-2dd21a4f6ee3.png?resizew=116)
(1)连接BD,求BD的长;
(2)求四边形ABCD的面积.
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