安徽省合肥市包河区部分学校2022-2023学年八年级上学期期中综合评估数学试题
安徽
八年级
期中
2022-11-19
517次
整体难度:
容易
考查范围:
函数、图形的性质、图形的变化
一、单选题 添加题型下试题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a89f0a06368e592e83ba97981e470f21.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 求一次函数解析式解读 求一次函数自变量或函数值解读
A.等腰三角形 | B.直角三角形 | C.锐角三角形 | D.钝角三角形 |
【知识点】 画三角形的高解读 举反例 举例说明假(真)命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dec2ca6438c82b43f746057d8129885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d3c9ce32b721995f355eea411340e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86cc0b6f5748fb58042339b4b563bc07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4678ff1b3ea3bd09ed3494a0efe31c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/19/cb122ca3-b936-45ea-9b55-44aabf807e9c.png?resizew=192)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 三角形内角和定理的应用解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/527644f53abbcfd2e8457da020cb0262.png)
A.图像不经过第二象限 | B.![]() ![]() |
C.图像与两坐标轴围成的三角形的面积为4 | D.该函数图像的与y轴的交点坐标为(0,-2) |
A.一次函数的图象与x轴、y轴都有交点 | B.三角形的外角大于该三角形的任意一个内角 |
C.y轴上的点的纵坐标都是0 | D.等腰三角形都是锐角三角形 |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/e5dc62e10004e73908091338362917da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff7d2a2da5144f0bf6ce091c56b3d5a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd2c4801cb3235f5798fda6b56e4e9d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/746853ea6d76bd7cccc6bdd6c739aed7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/6/03201cf0-bd8e-43c4-b45b-01d2472670cd.png?resizew=177)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 与三角形的高有关的计算问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/190b4cfd86aa65279ff92bab7d2aa8f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074a928ffa3072b7cfea6246f8e7fba1.png)
A.方程![]() ![]() | B.不等式![]() ![]() |
C.不等式组![]() ![]() | D.方程组![]() ![]() |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dec2ca6438c82b43f746057d8129885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee73452ee4d5437f1399f1235b95e55f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c877203215bd4cdc93dd0a6cb66f551.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5b69d40b75d582c4b8ffa2369af1d41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d57899ad4774aed9ccc7bd23db72153.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/605f2976297a0deaa1602ef09d6a5afa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/19/4f9ceb42-ba4e-4f2f-ab49-dcf38675504f.png?resizew=199)
A.![]() | B.![]() | C.![]() | D.![]() |
二、填空题 添加题型下试题
【知识点】 写出命题的题设与结论解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/520f445dad5a6c303bf75555ef44f4af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb24a82a4d77f52d0883adb665bd9117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24f5228b51d77f4b1e062205ebf42f30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54015ff5b49e3283901da1291b6b921d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46f6872ffb1934339c53c2c2282d5889.png)
【知识点】 比较一次函数值的大小解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abf80148409afb32ced0b4f59f1ba709.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06e322e0c87479bba874db9ae9ba36b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/17/2c253ac0-74fc-4394-9788-d96b389aaa0a.png?resizew=194)
【知识点】 根据三角形中线求面积解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f2beb91f10d2d8f2aa0dcc3f5cd1598.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cf664ed944afee2ec6d18b67fd09b06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0481d24e2af1e0cd348732b9444d1dde.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/91009f25-322e-4919-96d0-d235bb867a2b.png?resizew=191)
(1)若点P在直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79dd200766db27fb90d6bd1992cf658.png)
(2)已知S表示图形的面积,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc60fd641f9cb4756a2f8711624bf8ac.png)
【知识点】 求一次函数解析式解读 几何问题(一次函数的实际应用)解读
三、解答题 添加题型下试题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/684d328b02462aa25a936d1c83eee4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0673ab33312744d0f98ae5cafc4f817.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/673bb779a9975608fe9cdad2fe8351d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194741f4d2ae7ee44cafca780361446a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/17/dac5e320-8dd3-4339-836f-e6d780f6e0f9.png?resizew=144)
【知识点】 两直线平行内错角相等解读 三角形的外角的定义及性质解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4f75176836f44e3c7f06293012dc577.png)
(1)直线经过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/455ba3d3e46977fcbe5b71f8bb9df4be.png)
(2)将直线向下平移
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f2c1ec3153d6b86778f01cb90027029.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97fe88412da03cc114f2250593293217.png)
【知识点】 求一次函数解析式解读 一次函数图象平移问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e97392ff60fac8a261c6eab71bba028b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/718a32ac-e3eb-4192-a222-b5658c1681e1.png?resizew=166)
【知识点】 三角形三边关系的应用解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a90b3c49a9fb77668cf183b8c78b522.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/134ef0b1a2669a09f05bd4dc2496f706.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b015d2d11077cf57b086e30689c39d2.png)
(2)画出三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/134ef0b1a2669a09f05bd4dc2496f706.png)
(3)求三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/134ef0b1a2669a09f05bd4dc2496f706.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b5f215a42c4b7078d8d65923eb9980e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7c2f6bde7a09f37118a55c614725dd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/673bcfca7c25a4812c3943ebaa242fc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ce2c9293e1905f82e91679da9e85e03.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/6/2a4c89e6-8aa8-42e5-a664-b5ae20900e35.png?resizew=133)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7db0641078052bf1af17b4c5a01b9ccc.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57e7106619c08f2bcc1d21f846e8a0de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8341cf94911c9b4227c4a6c5cd551674.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f5dbb08a820c76eec30cce0acd1060f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797e67927616b141ed7c6b83f8b6f4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fee50575e3ebd56c4f46dd0bbf8e55d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34e24e843f778f53af4f3c9e25faa809.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/263ffaa2b7afda8ae20bb1ef37b5fd91.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/21/bc22517c-6e03-4c79-b3ee-1886dec19ae1.png?resizew=221)
(1)分别计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2741ca619df1d9ab3d9ced4c49142dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e54a7973cdcacbe888fa5dc2d81994d.png)
(2)计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe9d7aa6ad1e3bc9fb3c80259d72796c.png)
【知识点】 点坐标规律探索
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15fb18163df0690365a0d2e7ee88f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32366143230ca122894a4bada7c7b96d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f55d12701014cf53071093e8739d089b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d73ecfaeac5db3976fe465b6f3ea977e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
(2)直接写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44624e80296dab6d73eb3fa2a9573115.png)
(3)求四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5e89d43151016343d2ab6c4851565e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d4f70bafe01d850c4f7f009acfef90c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a857599dd7e5babfbe61124db4e09cf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/c99b9937-e8be-4139-b731-706d32c1af3b.png?resizew=217)
(1)在前2小时的修建过程中,甲队的修建速度为___________米/小时,乙队的修建速度为___________米/小时.
(2)①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b11ca45e50c85616f5d380a61a9e1796.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a857599dd7e5babfbe61124db4e09cf.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e546d27d099d383c2abff1f46139824.png)
【知识点】 求一次函数解析式解读 行程问题(一次函数的实际应用)解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3648c864f9f58da1dbb166fee84cfeaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a6d50515fc65885d44cd6a3c41e6a7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/e7c417d61d4a511fbb0866f2d4139a4f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/23/3d9a7215-11b5-4eef-b990-fcdc7b7561c5.png?resizew=383)
(1)如图1,当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbfc81cd3c99295b1a89e241bec1e38d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce2b669a87f18866b2e9560f7fe1776d.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f987ac303a3e2d92c5104c9ebfa5adf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce2b669a87f18866b2e9560f7fe1776d.png)
(3)如图2,当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f987ac303a3e2d92c5104c9ebfa5adf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce2b669a87f18866b2e9560f7fe1776d.png)
【知识点】 三角形的外角的定义及性质解读 三角形内角和定理的应用解读
试卷分析
试卷题型(共 23题)
试卷难度
知识点分析
细目表分析 导出
题号 | 难度系数 | 详细知识点 | 备注 |
一、单选题 | |||
1 | 0.85 | 判断点所在的象限 | |
2 | 0.85 | 构成三角形的条件 | |
3 | 0.65 | 求一次函数解析式 求一次函数自变量或函数值 | |
4 | 0.85 | 画三角形的高 举反例 举例说明假(真)命题 | |
5 | 0.94 | 三角形内角和定理的应用 | |
6 | 0.65 | 根据一次函数解析式判断其经过的象限 一次函数图象与坐标轴的交点问题 判断一次函数的增减性 求直线围成的图形面积 | |
7 | 0.85 | 坐标与图形 一次函数图象与坐标轴的交点问题 判断命题真假 等腰三角形的定义 | |
8 | 0.85 | 与三角形的高有关的计算问题 | |
9 | 0.85 | 利用图象法解一元一次方程 根据两条直线的交点求不等式的解集 两直线的交点与二元一次方程组的解 | |
10 | 0.85 | 两直线平行同位角相等 三角形的外角的定义及性质 三角形角平分线的定义 | |
二、填空题 | |||
11 | 0.94 | 写出命题的题设与结论 | |
12 | 0.85 | 比较一次函数值的大小 | |
13 | 0.85 | 根据三角形中线求面积 | |
14 | 0.85 | 求一次函数解析式 几何问题(一次函数的实际应用) | |
三、解答题 | |||
15 | 0.65 | 两直线平行内错角相等 三角形的外角的定义及性质 | 问答题 |
16 | 0.85 | 求一次函数解析式 一次函数图象平移问题 | 问答题 |
17 | 0.85 | 三角形三边关系的应用 | 证明题 |
18 | 0.65 | 写出直角坐标系中点的坐标 平移(作图) 由平移方式确定点的坐标 利用网格求三角形面积 | 问答题 |
19 | 0.65 | 几何图形中角度计算问题 根据平行线的性质求角的度数 与三角形的高有关的计算问题 与角平分线有关的三角形内角和问题 | 问答题 |
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23 | 0.65 | 三角形的外角的定义及性质 三角形内角和定理的应用 | 证明题 |