甘肃省武威第七中学2023-2024学年下学期 八年级数学期中考试试题
甘肃
八年级
期中
2024-05-22
22次
整体难度:
容易
考查范围:
数与式、图形的性质、图形的变化、方程与不等式
一、单选题 添加题型下试题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74cecdb78ceeb3cac61225107f6d0c0c.png)
A.0 | B.1 | C.2 | D.3 |
【知识点】 利用二次根式的性质化简解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a4352562ae8aa968014fd0d931b677.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e354f3156479f714acbfc41f82730172.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00f66dad9df7f20d64a5b2a639571f04.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 根据平行线的性质求角的度数解读 利用矩形的性质求角度解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3818a2c9919d358b4c3713396093822b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febc9a89d0d1c97b88c0f4acd32b4e67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194741f4d2ae7ee44cafca780361446a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3320a13248a3a1208ff6ee85c9d26f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bb75557d217f59ef1f33e8da1ac0d09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61fa4f31d8796099209e83b33e8d9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e597138bc1ed3f80e3d4c5cc736584b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a4d634d3d678a1912a827fade6a0d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/474b2d950b741578314a620f57ed0580.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.1 | B.2 | C.3 | D.4 |
【知识点】 三角形内角和定理的应用解读 判断三边能否构成直角三角形解读
![](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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6093eebca8f3ff82ce9298feb197e955.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 利用菱形的性质求线段长解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bae2fd0bb6dcb90ee752e7bcabd22b8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5326817f9af012432a202749d1df59f.png)
A.1cm | B.2cm | C.(![]() | D.(2![]() |
【知识点】 根据正方形的性质求线段长解读 利用平移的性质求解解读
![](https://img.xkw.com/dksih/QBM/2021/5/9/2717107049095168/2792173164183552/STEM/f6cdcdca-080c-493a-925d-0ea590eb0996.png)
A.8 | B.10 | C.13 | D.12 |
【知识点】 解决水杯中筷子问题(勾股定理的应用)解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](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/c1364213f546b37f8764ddcb59e36ae4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6370d6c626bdabf1fc694501ee6c714f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1172ff1d1010a9a76e1482b0b86b201d.png)
A.5 | B.![]() | C.![]() | D.10 |
【知识点】 用勾股定理解三角形解读 根据正方形的性质求线段长解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dbaa389d7a95763ccd960130e7e70e7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
二、填空题 添加题型下试题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b9c1ca57d3550f385f65f1f3ecfc1d5.png)
【知识点】 二次根式有意义的条件解读 求一元一次不等式的解集解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57cdb89e0657f2e2fe394b40d259b4f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/107cbbc469f2e48a524ad2c182d77b38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.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/7788830ed1cb3b9c5988f70f43595f2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/377b5f7197e5bd1afeea4d931307956a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
【知识点】 根据等角对等边求边长 利用平行四边形的性质求解解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80b1fe1b971b780e443a9b13621611c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976260cbf5e30856d4fd37a4b0a671a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
【知识点】 求展开图上两点折叠后的距离 求最短路径(勾股定理的应用)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/6/13/e41ea446-edbe-41a3-aae7-532f85157691.png?resizew=105)
【知识点】 勾股定理的应用
三、解答题 添加题型下试题
(2)∠ADC是直角吗?请你说明理由.
【知识点】 勾股定理与网格问题解读 判断三边能否构成直角三角形解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d3c9ce32b721995f355eea411340e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b173ac8cc4ac4f1c9e1daaa605fbb27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c14a66ed4bd66df65bc42c4ac1ed15c.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5cbff84327e964f912a54032e76ccc9.png)
(2)四边形BEDF是平行四边形.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca14fa885a9d04f04e0418b49b118241.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f1f406b3ff8561a371a39908fd813f4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/15/72eaef15-db61-4064-b5ea-f5ca394479a4.png?resizew=164)
(1)求证:四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5a6e2ab0a2c893dc495df33e5ee092d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0f190caacc25824858ea37905120652.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c796ea4e05f63ad42352dd579c61b702.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5a6e2ab0a2c893dc495df33e5ee092d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f84f169e50dc59d4f7a8e1e36f5c847.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34192a082abbbf807065c4af1627ecbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc384cbf98cbdbfa229395ab3941ba99.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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/620fd368efb51a5ae90c0f3e276704d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f951e874c46b9ee8ac55914f0ee5a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
请你完成问题情境中(2)的证明
(2)如图2,在正方形ABCD中,点P是对角线AC上一点,PE⊥AB,PF⊥BC,垂足分别为E、F,连接EF,猜想EF与DP的数量关系,并证明你的猜想.
【知识点】 根据正方形的性质与判定证明
试卷分析
试卷题型(共 26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 | 最简二次根式的判断 | |
2 | 0.85 | 二次根式的加减运算 | |
3 | 0.85 | 利用二次根式的性质化简 | |
4 | 0.85 | 根据平行线的性质求角的度数 利用矩形的性质求角度 | |
5 | 0.85 | 三角形内角和定理的应用 判断三边能否构成直角三角形 | |
6 | 0.85 | 利用菱形的性质求线段长 | |
7 | 0.85 | 根据正方形的性质求线段长 利用平移的性质求解 | |
8 | 0.85 | 解决水杯中筷子问题(勾股定理的应用) | |
9 | 0.65 | 用勾股定理解三角形 根据正方形的性质求线段长 | |
10 | 0.65 | 图形类规律探索 用勾股定理解三角形 等腰三角形的定义 | |
二、填空题 | |||
11 | 0.85 | 二次根式有意义的条件 求一元一次不等式的解集 | |
12 | 0.65 | 利用算术平方根的非负性解题 运用完全平方公式进行运算 | |
13 | 0.85 | 用勾股定理解三角形 | |
14 | 0.85 | 根据等角对等边求边长 利用平行四边形的性质求解 | |
15 | 0.65 | 线段垂直平分线的性质 根据等边对等角求角度 利用菱形的性质求角度 利用菱形的性质求线段长 | |
16 | 0.65 | 求展开图上两点折叠后的距离 求最短路径(勾股定理的应用) | |
17 | 0.65 | 勾股定理的应用 | |
18 | 0.85 | 程序设计与实数运算 二次根式的混合运算 | |
三、解答题 | |||
19 | 0.85 | 二次根式的混合运算 | 计算题 |
20 | 0.65 | 分式化简求值 零指数幂 负整数指数幂 二次根式的混合运算 | 计算题 |
21 | 0.85 | 勾股定理与网格问题 判断三边能否构成直角三角形 | 问答题 |
22 | 0.65 | 与三角形的高有关的计算问题 含30度角的直角三角形 用勾股定理解三角形 | 问答题 |
23 | 0.85 | 用SAS直接证明三角形全等(SAS) 利用平行四边形性质和判定证明 | 证明题 |
24 | 0.65 | 等边三角形的判定和性质 用勾股定理解三角形 利用矩形的性质证明 根据菱形的性质与判定求面积 | 证明题 |
25 | 0.65 | 用勾股定理解三角形 证明四边形是矩形 利用菱形的性质求线段长 利用菱形的性质证明 | 证明题 |
26 | 0.85 | 根据正方形的性质与判定证明 | 证明题 |