1 . 如图,直线
的图象与
轴交于点
,直线
与
轴交于点
,与
的图象交于点
,与
的图象交于点
.当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6b098e17fa76c648424e9cadf558cc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93c9675680ea626bcc49a0b0efb55329.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/c6b098e17fa76c648424e9cadf558cc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72a0575053531b770e2c085c81d31334.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/779850985ec1291d5fc0566ad674c129.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
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2023-11-14更新
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357次组卷
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4卷引用:猜想06 反比例函数(易错必刷30题6种题型专项训练)-2023-2024学年九年级数学上学期期末考点大串讲(人教版)
(已下线)猜想06 反比例函数(易错必刷30题6种题型专项训练)-2023-2024学年九年级数学上学期期末考点大串讲(人教版)四川省成都市盐道街中学外语学校2023-2024学年九年级上学期期中数学试题2023年广东省阳江市阳西县中考二模数学试题(已下线)专题12 反比例函数与几何综合-2024年中考数学二轮热点题型归纳与变式演练(全国通用)
名校
2 . 综合与实践
【画图操作】如图①,三根底部在同一直线上的旗杆直立在地面上,第一根、第二根旗杆在同一灯光下的影长如图所示.请在图中画出光源的位置及第三根旗杆在该灯光下的影长(不写画法);
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/11/b41b20dc-825c-48dc-bd28-c61369e0e4f6.png?resizew=547)
【数学思考】如图②,夜晚,小明从点
经过路灯
的正下方沿直线走到点
,他的影长
随他与点
之间的距离
的变化而变化,那么表示
与
之间函数关系的图象大致为
A.
B. ![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/11/37397e57-ab5a-4951-83ef-54349e23d0b1.png?resizew=102)
C.
D. ![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/11/7a67187e-583c-4937-bd4c-cdbe63773ba5.png?resizew=102)
【解决问题】如图③,河对岸有一灯杆
,在灯光下,小明在点
处测得自己的影长
,沿
方向前进到达点
处测得自己的影长
.已知小明的身高为
,求灯杆
的高度.
【画图操作】如图①,三根底部在同一直线上的旗杆直立在地面上,第一根、第二根旗杆在同一灯光下的影长如图所示.请在图中画出光源的位置及第三根旗杆在该灯光下的影长(不写画法);
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/11/b41b20dc-825c-48dc-bd28-c61369e0e4f6.png?resizew=547)
【数学思考】如图②,夜晚,小明从点
![](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/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.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/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/11/51e44b78-fc8c-466e-b74a-b232dce2b93c.png?resizew=102)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/11/37397e57-ab5a-4951-83ef-54349e23d0b1.png?resizew=102)
C.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/11/290063eb-e5b3-4ec8-891a-a5da0bd5c99d.png?resizew=102)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/11/7a67187e-583c-4937-bd4c-cdbe63773ba5.png?resizew=102)
【解决问题】如图③,河对岸有一灯杆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eade0ef475eea0bdb531179a2a47c51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c41f1f42f868971aa89e441501f01c5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db281746f70f790a129f2b896aae9f89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
2023-11-10更新
|
430次组卷
|
11卷引用:猜想09投影与视图(常考必刷30题7种题型专项训练)-2023-2024学年九年级数学上学期期末考点大串讲(人教版)
(已下线)猜想09投影与视图(常考必刷30题7种题型专项训练)-2023-2024学年九年级数学上学期期末考点大串讲(人教版)江苏省苏州市苏州工业园区2022-2023学年八年级下学期期末数学试题(已下线)专题5.3 投影与视图章末拔尖卷-2023-2024学年九年级数学上册举一反三系列(北师大版)辽宁省阜新市第一中学2023-2024学年九年级上学期期中数学试题山西省晋中市寿阳县2023-2024学年九年级上学期月考数学试题33-视图与投影山东省青岛市市北区2023-2024学年九年级上学期期末数学试题河南省郑州市二七区第五十七中学2023-2024年九年级上学期第二次月考数学试题广东省佛山市南海区南海外国语、文翰中学合作体2023-2024学年九年级上学期期中数学试题广东省佛山市禅城区佛山市惠景中学2023-2024学年九年级上学期期中数学试题山东省淄博市张店区淄博张店区建桥中学2023-2024学年九年级上学期12月月考数学试题
名校
3 . 如图,已知点
在边
上,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32217457c4e96e2ef155cf15c1b65d97.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3a51949f48ee8cf746851ba779b078e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0d54431bbb28ebd98db5c1dc6083a75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c436f108fd4921dae15ecff19270237e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db87bf38e1a0ed008a34f6e3c3f23470.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/addb8e20db1fbb40f17dea52f951b907.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32217457c4e96e2ef155cf15c1b65d97.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/9/b940b366-4c44-4b8c-b962-79ba676475a5.jpg?resizew=134)
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4 . 如图,在矩形
中对角线
相交于点F,延长
到点E,使得四边形
是一个平行四边形,平行四边形对角线
交
分别为点G和点H.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/3/eed43686-25e9-4632-bd3b-3d5040785830.png?resizew=219)
(1)证明:
;
(2)若
,则线段
的长度.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb3f9a5da641be35117fd35ba07a6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c231324650d6b7ac7d58e9fc160ce2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/764509115979e9958101808383672ec0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/778f6f1b4e753c19ed472d81044ad180.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9f79d7939c88e9702962e5917cad290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/400f20886ae7730596a59c48271e0d1a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/3/eed43686-25e9-4632-bd3b-3d5040785830.png?resizew=219)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94268ae5e43b26ca541ee1f094106e5.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89c28e16ee00e37651a4bb950c9ed1cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cafbe2751f4f4c5a8e676818195e9111.png)
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5 . 已知点P在
内,连接
,在
中,如果存在一个三角形与
相似,那么就称点P为
的自相似点,如图,在直角
中,
,如果点P为直角
的自相似点,那么![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b488bf8a9def16d45a5804dfca31f3bd.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ef613539d5e569f11d33c1f46d03120.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20599ee35784a6077fa70050c1e88355.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba2e71aa880fc989d7d462fd2e01e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b488bf8a9def16d45a5804dfca31f3bd.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/30/c3ab51ed-c479-408e-a41c-6710c6a5857e.png?resizew=68)
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|
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7卷引用:专题14 锐角三角形函数及应用之六大题型-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(人教版)
(已下线)专题14 锐角三角形函数及应用之六大题型-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(人教版)(已下线)专题11 锐角三角函数及其运算(十种考法)-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(北师大版)江苏省常州市溧阳市2022-2023学年九年级上学期期末数学试题(已下线)专题24.8 解直角三角形章末九大题型总结(拔尖篇)-2023-2024学年九年级数学上册举一反三系列(华东师大版)(已下线)专题23.6 解直角三角形章末九大题型总结(拔尖篇)-2023-2024学年九年级数学上册举一反三系列(沪科版)江苏省徐州市沛县第五中学2023-2024学年九年级上学期期末数学试题(已下线)专题13填空压轴题(精选60道)-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(苏科版)
名校
6 . 如图,在平面直角坐标系
中,四边形
为矩形,点
坐标为
,反比例函数
的图象分别与
,
交于点
,
,点
为线段
上的动点,反比例函数
的图象经过点
,交
于点
,连接
.
(1)求直线
的函数表达式;
(2)将
沿
所在直线翻折得到
,当点
恰好落在直线
上时,求
的值;
(3)当点
为线段
中点时,将
绕点
旋转得到
,其中
,
的对应点分别为
,
,当
时,求点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99ca6d348c4c0f53eb995246e1cb5ae7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/446a6b898ba83af1f2045213deb59a00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85410ff00c81839ff9a64bf86dc36f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67d822262ff00915910e5b87d81ad1ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45bd7e92dae1e0c2af6c33d5e202f544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63e36329f5e0979f5ee776ac5d06327.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/22/a2f19aeb-50d7-486c-9ec8-fe8afbcbf71c.png?resizew=483)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
(2)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7572ecc467c061ef71cf4486ec63ec3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63e36329f5e0979f5ee776ac5d06327.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/928a7cee6ead3ff401e830a2f27b7bad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)当点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7572ecc467c061ef71cf4486ec63ec3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66a5c35b41bb1a8fa59998a6dcc791f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.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/8d0dec199a7c28f1982f6fd811f60828.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
您最近一年使用:0次
名校
7 . 如图,四边形
是菱形,点
是
延长线上一点,连接
,分别交
、
于点
、
,连接
.
;
(2)求证:
;
(3)当
时,判断
与
有何等量关系?并证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a7e4a6765ce78b05ee97764771e01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0081b4434fa7c54deb75c26627fb6b5f.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6fb96c21058d3f69260d37802c703bd.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02d533f3629fff66cab1c6af2d943ca1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63e36329f5e0979f5ee776ac5d06327.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
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2023-10-15更新
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487次组卷
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4卷引用:专题06 相似图形与相似三角形(十一种考法)-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(北师大版)
(已下线)专题06 相似图形与相似三角形(十一种考法)-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(北师大版)辽宁省丹东市凤城市2023-2024学年九年级上学期期末数学试题广东省深圳市南山区深圳南实集团麒麟中学2022-2023学年九年级上学期期末数学试题(已下线)2024年四川省德阳市中考数学真题变式题19-22题
8 . 如图,在矩形
中,E为边
上一点,将点C沿
翻折恰好落到边
上的点F处.
(1)求证:
;
(2)若
,
,则
______.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/21/f4d4239b-cd8d-4011-9337-2331ef86e498.png?resizew=130)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/835e3516538a4eae733013d5459845b5.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32b6f0d757fbc6d6ec33f7240aaef5b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5eeb94acdc3de00655e6e29d5372da09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
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223次组卷
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5卷引用:吉林省长春市长春经济技术开发区2022-2023学年九年级上学期期末数学试题
吉林省长春市长春经济技术开发区2022-2023学年九年级上学期期末数学试题(已下线)专题06 相似图形与相似三角形(十一种考法)-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(北师大版)(已下线)专题13 图形相似、相似三角形与位似作图及性质之十大题型-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(人教版)吉林省长春市二道区第五十三中学2023-2024学年九年级上学期期中数学试题(已下线)专题06 相似(十一大题型)-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(山东专用)
名校
9 . 如图,
中,
,
于
,
,
,则
的长为___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c06154cae3bf7a8ce5a1e97a7380875.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b5f215a42c4b7078d8d65923eb9980e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfb08f6a798dc293f3d8de281190f65e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e673ef2d48215ca84a48377f17d6df00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/7/ea6c8282-af27-48d7-bd81-ec8cc25aef17.png?resizew=193)
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8卷引用:北京市平谷区2022--2023学年九年级上学期数学期末考试
北京市平谷区2022--2023学年九年级上学期数学期末考试北京市平谷区2022―2023学年九年级上学期教学质量监控数学试卷北京市平谷区2022-2023学年九年级上学期期末考试数学试卷(已下线)专题06 相似图形与相似三角形(十一种考法)-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(北师大版)(已下线)北京市第四中学2022~2023学年九年级下学期开学考试数学试题 福建省莆田市擢英中学2023-2024学年九年级上学期第一次月考(开学考试)数学试题(已下线)第4章 相似三角形 能力提升卷(B卷)-2023-2024学年九年级数学上册《知识解读·题型专练》(浙教版)(已下线)第05讲 相似三角形的性质及其应用(9类题型)-【帮课堂】2023-2024学年九年级数学上册同步学与练(浙教版)
10 . 如图,
是
的边
延长线上一点,连接
,交
于点
,连接
,
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5138a9f70d5e8b0580e30fef6eb7baef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aed492885dee789ddafcc689af82b2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7bbbaffad791a12862526bdd10ecfee.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/5/a6aa43a5-b325-4543-927d-9981ce07a6c7.png?resizew=246)
A.![]() | B.![]() | C.![]() | D.![]() |
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