23-24九年级上·浙江金华·期末
1 . 请根据素材,完成任务.
素材一 | 如图,在![]() ![]() ![]() ![]() | ![]() |
素材二 | 如图,在![]() ![]() ![]() ![]() ![]() ![]() ![]() | ![]() |
素材三 | 如图,矩形![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | ![]() |
任务一 | 若素材一中的![]() ![]() | |
任务二 | 若素材二中的![]() ![]() | |
任务三 | 若任务二中的![]() ![]() ![]() | ![]() |
任务四 | 若任务二中的![]() ![]() ![]() ![]() ![]() | |
任务五 | 当素材三中的实验室“可利用比”最高,求此时![]() |
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2 . 已知:如图,在
中,
,
,
于点
,且
,则
是___ 三角形.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3570a95f68349fcd9417fcda62e78e7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e918b70b02a73685e3c536c7f380e2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d320f180419175d75eebc618cc458b39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/262a173a7cf68e06b4be175df69e2b74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55c3c8bf858c13b295de56e548116db9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/12/3f7e2f08-48f0-4120-bbb0-85680e9ead48.png?resizew=145)
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3 . 如图为反比例函数
在第一象限中的图象,已知一次函数
与反比例函数
的图象交于点A,且A点横坐标为4,直线
与与反比例函数
的图象交于A、B两点,与x轴、y轴分别交于C、D两点.
(1)求反比例函数
解析式;
(2)如图,过点A作
轴于点E,过点B作
轴于点F,若点B横坐标为
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35c914e2321e28c2c268e90354db0bf5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/12/584503da-68a9-491e-a1b2-ed889a56baf3.png?resizew=167)
(1)求反比例函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
(2)如图,过点A作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8178c63d125ee6235feeb2fc70d02745.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89d7feb7cd0d8c8a1e4c8fb10ac9f919.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0b42ea064b5c27a8336b4fb9ffc0c78.png)
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2024-01-11更新
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2023八年级上·浙江·专题练习
4 . 如图,在
中,
,D为
的中点,连接
,作
交
于点M.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dd3b6b7e9aadb1189cb2a277a2f68f6.png)
__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/049c55c964373a931a99697762dfe5ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d3716758d28ca47757de21e3acde74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dd3b6b7e9aadb1189cb2a277a2f68f6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/5/1a9fb3c4-b218-44e9-a7a5-6c4d8f9854b3.png?resizew=101)
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5 . 已知:如图,
,
,
,
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/11/7f2234df-900f-419b-94e9-845a2b239625.png?resizew=148)
(1)求证:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2c7d68aa6b7a6a98dfc11de632c1c7a.png)
(2)若
,
,
,求
和
的周长和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4bbe928cbfa7ccd2d93a08f7a92861.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f5fc4ad65b723b6a8da4c8dac154e6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/226c231c1150e27c34eb787a46b02ea8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/11/7f2234df-900f-419b-94e9-845a2b239625.png?resizew=148)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2c7d68aa6b7a6a98dfc11de632c1c7a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40560ea08d6cd8c1d4d9661ee6faaa3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65a3e478bb87d094e3a0af30dd10ae8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15a37ba261860ddad9d11b2e8348a8f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b80d32bd31d565cd7a5fa4b42dc2e040.png)
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6 . (1)已知:如图,
是任意一个三角形,求证:
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/10/843c508b-8458-41c1-8be5-9d299431d4a8.png?resizew=108)
(2)如图所示,点E在四边形
的边
上,连接
,并延长
交
的延长线于点F,已知
,
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/791e819abbe4ecc6f2e7209839c4fc0b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/10/843c508b-8458-41c1-8be5-9d299431d4a8.png?resizew=108)
(2)如图所示,点E在四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dea2ae9d515f9ab351ad72306b776ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38d00572a90232e08932317af2a53767.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90372a793c5b944ba7a5a26770fd1994.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbe240901482a87d60e9786435acf510.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/10/7a0ca724-d609-405a-99ef-faf87915e1d9.png?resizew=145)
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名校
7 . 已知,如图1,
.画一个
,图2、图3分别是甲、乙两同学的画图过程.下列说法错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/217a0a060f7f3e07774cd513a7f04659.png)
A.甲同学作图判定![]() ![]() |
B.甲同学第二步作图时,用圆规截取的长度是线段![]() |
C.乙同学作图判定![]() ![]() |
D.乙同学第一步作图时,用圆规截取的长度是线段![]() |
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江苏省泰州市泰兴市2022-2023学年七年级下学期期末数学试题2023年贵阳市云岩区中考一模数学试题河南省信阳市息县教育体育局基础教育教学研究室2023-2024学年八年级上学期期中数学试题河南省信阳市平桥区2023-2024学年八年级上学期12月月考数学试题(已下线)专题02 三角形全等的性质与判定、角平分线之八大题型-【好题汇编】备战2023-2024学年八年级数学上学期期末真题分类汇编(人教版)四川省宜宾市兴文县2023-2024学年八年级上学期期中数学试题河北省邢台市信都区邢台市第五中学2023-2024学年九年级下学期月考数学试题河北省邯郸市馆陶县2023-2024学年九年级下学期月考数学试题(已下线)专题08 几何作图问题2-2024年中考数学二轮热点题型归纳与变式演练(江苏专用)数学(河北卷)-【试题猜想】2024年中考考前最后一卷
名校
8 . 如图,已知
.求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6642a74fe6219ab42a0cdada1feba3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96e0e554b89644d787a2eeec4b130c5a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/8/004750c3-eab4-4160-8acf-ef3edb7aca3f.png?resizew=136)
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9 . 如图,
,
于点
,
于点
,且
,点
从
向
运动,每分钟走
,点
从
向
运动,每分钟走
,
、
两点同时出发,运动( )分钟后,
与
全等.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/233df632f66ab9266b348076ba72d253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43261d4fafe826d60b8110c8d057cb4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb1eb58a51aa8dab7d422aa1b332ff64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/102fcd5e912a66d13b0d8c2f66813d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b249c222293a0df29234b4e983ceb11c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/386f5889ae7aa13ad09b3cdb4f7f89ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffbe2dc58818d2f84d0b280cfd16e5d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52d8ea93db7e78bd7235fc85e3c4c55a.png)
A.2 | B.3 | C.4 | D.8 |
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10 . 图①、图②均是4×4的正方形网格,每个小正方形顶点为格点,每个小正方形的边长均为1,点A、B、C均在格点上,按下列要求画图.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/86d792aa-d458-4e34-a080-17785943a175.png?resizew=220)
(1)在图①中,以格点为顶点,
为腰,画一个三边长都是无理数的等腰三角形;
(2)在图②中,找到一个格点D,连接
、
、
,使
与
全等.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/86d792aa-d458-4e34-a080-17785943a175.png?resizew=220)
(1)在图①中,以格点为顶点,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)在图②中,找到一个格点D,连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2036191be2322003aaee6bb411868327.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661ff55b5ebbadfb600989af3cfce2fd.png)
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