如图,在平面直角坐标系中,
的顶点
在
轴负半轴上,顶点
在
轴正半轴上,顶点
在第一象限,过点
作
轴于点
,线段
,
,
.
(1)反比例函数
的图象经过点
,求
的值;
(2)在
轴上是否存在点
,使以
为顶点的三角形与以
为顶点的三角形相似(不包含全等)?若存在,请求出点
的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9de7fcbcb1ef0134d70156bb19852ca5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09835067925b6d08a1095ad5ac31277e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81013b3a38488fce71582c3f4a5da43f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f81e24376a13d648c2ed0dc73bc710e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/17/db4ce78e-a749-4a10-b2a2-a557ab8896ce.png?resizew=135)
(1)反比例函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84ce410e23643e80c9d205f8e86a1ffc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12d5e98d0cc3c0b421c795e7f654b2c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
21-22九年级上·陕西铜川·阶段练习 查看更多[2]
陕西省铜川市王益区铜川市第二中学2021-2022学年九年级上学期月考数学试题(已下线)第6章 反比例函数(单元测试·综合卷)-2023-2024学年九年级数学上册基础知识专项突破讲与练(北师大版)
更新时间:2023-10-04 11:25:45
|
相似题推荐
解答题-问答题
|
适中
(0.65)
【推荐2】解方程(1) x² 4x1 0 (2) 2x² 6x1 0
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
【推荐1】如图,矩形
的顶点
,
分别在函数
和
的图象上,且
,
.
(1)求
,
的值;
(2)若点
,
分别在
和
的图象上,且不与点
,
重合,是否存在点
,
,使得
,若存在,请求出点
,
的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1645f54dbb02bd8a919d891cc6bbcb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/388e13518fc50a718a133362eef57e50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86a6be776cdd229e5c1339265b23624a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45a1de8496795416c6ce4e262ca83d3e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/6/ffd410f5-aa9c-40bd-8075-766f13b8b391.png?resizew=165)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
(2)若点
![](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/e1645f54dbb02bd8a919d891cc6bbcb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/388e13518fc50a718a133362eef57e50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/9d30bc5da4eaa23e451b8e0999a8527b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐2】如图,矩形
中,
,点D,E分别在
,
上,且
,反比例函数
的图象经过D,E两点
(1)请用含k的式子表示点D,C,E的坐标:点D________,点C________,点E________;
(2)利用(1)的结论,求反比例函数的解析式;
(3)连接
,
,
,求
的面积
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be9040cff7e9e20dd2817ad9888237d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ba1df94176a1f769c7a0a12bf357fb.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/02fec2d2d16674013ad8883c61acb6c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9212e728b36c078188606c9d429389d6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/10/c7369e07-ab83-44fe-8089-5d87634ce228.png?resizew=132)
(1)请用含k的式子表示点D,C,E的坐标:点D________,点C________,点E________;
(2)利用(1)的结论,求反比例函数的解析式;
(3)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/683c590673eece14fea3319c4fd5eb55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e00bf73d03dded1cf5f83cc5339361.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
【推荐1】如图,▱
的对角线
,
相交于点O,
,
,点E在线段
上从点B向点O以
的速度运动,点F在线段
上从点O向点D以
的速度运动,
(1)若点E,F同时运动,设运动时间为t s,当t为何值时,四边形
是平行四边形?
(2)在(1)的条件下,当
为何值时,四边形
是菱形?四边形
可以是矩形吗?为什么?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9228ac0dfb228971d5bbbda6981cc030.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dafddfd80f69337909f6eac0f0dbfd59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf1438142deeac876fc7dc50552e552.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/654bdcd4d474a9899693db1eec0d71e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/683c590673eece14fea3319c4fd5eb55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad42a06900bd08d0c997d6adb09d36f.png)
(1)若点E,F同时运动,设运动时间为t s,当t为何值时,四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/910936ec9fb419d51ce2f5ea817f8401.png)
(2)在(1)的条件下,当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/910936ec9fb419d51ce2f5ea817f8401.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/910936ec9fb419d51ce2f5ea817f8401.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/9/02723a66-bba1-441a-b5d3-87fd5f00db66.png?resizew=252)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐2】如图, A,
是半圆
上的两点,
是
的直径,
,
是
的中点.
![](https://img.xkw.com/dksih/QBM/2022/5/27/2988425975865344/2991103875129344/STEM/49cce8ee-9e29-4973-9292-fb5581f34025.png?resizew=182)
(1)在
上求作一点
,使得
最短;
(2)若
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f03d2fb1ecb2e36fb24bb21f80e07a4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://img.xkw.com/dksih/QBM/2022/5/27/2988425975865344/2991103875129344/STEM/49cce8ee-9e29-4973-9292-fb5581f34025.png?resizew=182)
(1)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f61ec7cb63b762551db9f3ab79b3aa4.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e673ef2d48215ca84a48377f17d6df00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f61ec7cb63b762551db9f3ab79b3aa4.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐1】如图,矩形
的边
,点
,
分别在
轴,
轴上,反比例函数
的图象经过点
,且与边
交于点
.
(1)求反比例函数的解析式;
(2)求点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e5d6cc62194f050f2123bd54aa63619.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/241ce9bd28046ce9b90f43b391132884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1a682ceca64f8b53216746fb76f3e07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9212e728b36c078188606c9d429389d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(1)求反比例函数的解析式;
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://img.xkw.com/dksih/QBM/2019/5/5/2197119259721728/2197355007369216/STEM/2706038f65ed490ea736ecd63dc9cfbd.png?resizew=110)
您最近一年使用:0次
解答题-证明题
|
适中
(0.65)
【推荐2】已知:如图,四边形ABCD的对角线AC和BD相交于点E,AD=DC,DC2=DE•DB,求证:
(1)△BCE∽△ADE;
(2)AB•BC=BD•BE.
(1)△BCE∽△ADE;
(2)AB•BC=BD•BE.
![](https://img.xkw.com/dksih/QBM/2018/12/4/2089725417865216/2092922839310336/STEM/86e334880d54498dba23d13de5cb2c64.png?resizew=176)
您最近一年使用:0次