如图,在平面直角坐标系中,四边形
的顶点A、B均在第一象限,点C在x轴正半轴上,
,
平分
,
,
.若双曲线
的图象经过点B,则k的值为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3570a95f68349fcd9417fcda62e78e7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fed1f57a835af4e9022e27603d12d31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/082b9608f7da8723e79dbbac4615f702.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34e307bc4cbd1e827b0f5219a50bc7a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
更新时间:2024-06-01 14:49:38
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【推荐1】如图,在平面直角坐标系中,反比例函数
的图象经过
ABCD的顶点C,D.若点A,B的坐标分别为(2,0),(0,4),点C的横坐标和纵坐标之和为7,则k的值为 _______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b0b612460326448de36e160c8d29af9.png)
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【推荐2】如图,在平面直角坐标系中,矩形
的顶点A,C分别在x轴,y轴的正半轴上,反比例函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6898d181faf9e6cc9957f3102f8d3d73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abb3a62e46296c417261156b51ec6b4.png)
的图象交
于点D,交
于点E.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/18/56e2c1d9-8430-41f6-9c26-38b2847d3fff.png?resizew=139)
(1)
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面积关系是______________ ;
(2)若
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(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e1c4fa9fd4f69afe3abd84cf03e4f84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ae83a6fd399f8056b13de04328e8099.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d78524f98b01fa1dadfd277939665b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e1dcfe3db65e577c29ecd383f5622d8.png)
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名校
【推荐1】如图,点M,N到直线l的距离为MA,ND,垂足分别为A,D,B为AD的中点,作MN的垂直平分线交直线l于点C,连接MB,MC,NC,
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【推荐2】如图,正方形
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【推荐1】如图,在矩形
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;③
;④
.其中结论正确的序号是__________ .
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