1 . 如图,如果要测量池塘两端
、
的距离,可以在池塘外取一点
,连接
,
,点
、
分别是
,
的中点,测得
的长为
米,则
的长为________ 米.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/764509115979e9958101808383672ec0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
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2 . 如图,在
中,
的平分线交
于点
,
的平分线交
于点
,若
,
,则
的长是 _____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5138a9f70d5e8b0580e30fef6eb7baef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
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今日更新
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329次组卷
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7卷引用:山东省济宁市任城区济宁学院附属中学2023-2024学年八年级上学期期末数学试题
山东省济宁市任城区济宁学院附属中学2023-2024学年八年级上学期期末数学试题(已下线)专题03 平行四边形的性质和判定(八大类型)(题型专练)-2023-2024学年八年级数学下册《知识解读·题型专练》(苏科版)山东省聊城市莘县春笋学校2023-2024学年八年级下学期3月月考数学试题(已下线)专题06 平行四边形(考点清单)-2023-2024学年八年级数学下学期期末考点大串讲(北师大版)陕西省西安市高新区第三初级中学博雅班2023-2024学年八年级下学期第二次月考数学试题(已下线)第6章 平行四边形(单元测试·基础卷)-2023-2024学年八年级数学下册基础知识专项突破讲与练(北师大版)(已下线)八年级数学期末模拟卷(无锡专用,测试范围:苏科版八下全册)-学易金卷:2023-2024学年初中下学期期末模拟考试
3 . 如图,已知点
是直线
上一点,点C是x轴上一定点,四边形
是平行四边形,在直线
上有一动点P,若
的最小值为20,则点B的坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97cf784d5feef9683d237564e266cf13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d3212a1eb1757ac956b40e5fc6e8005.png)
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4 . 如图,在
中,
,
,
,点D在
边上,连接
,过
的中点E作
,交
于点F,交
于点G,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5277fa450a0c513a86a74420f8ee99f6.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df8d24f5eab11225f6ed8a409f6bf302.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5277fa450a0c513a86a74420f8ee99f6.png)
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5 . 若关于x的一元一次不等式组
无解,且关于y的分式方程
有非负整数解,则符合条件的整数a的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58d9271ffe229597224ad8a6a55aed62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0f70b51e333cf4e00eef348e0edf94b.png)
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6 . 若
,则代数式
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aeff454e42c5a30296508a7f80574f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79ef9e3107cc332264455bd62af5a0fe.png)
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7 . 如果一个正n多边形的内角和是它外角和的两倍,则n的值为______ .
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8 . 如图,在
正方形网格中,点
在格点上,若点
也在格点上,且
是等腰三角形,则符合条件的点
的个数为__________ 个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0e329a94337ada7c88a4fad9b92f0eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c72229b08c676c08a3c7258895375f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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9 . 如图,点
,点
,点
,连接
,点
为线段
的中点,在射线
上有一动点
,若
是直角三角形,则写出所有符合要求的点
的坐标______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c9794b90c7775769f5ecfe86d1b4d8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f605a7fc2f1064fe14882ee426839db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5bd5da27b683842dc889f595b089f49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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10 . 在正方形
中,对角线
上有一动点E,若以
为边作如图所示的正方形
,连结
.若
,则
的值为______ .
![](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/e6e490f703eb6c9bb1278c78ebc2d661.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e91ba387776c953f9862430e29d7809.png)
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