浙江省台州市黄岩区2022-2023学年七年级下学期期末数学试题
浙江
七年级
期末
2023-07-07
192次
整体难度:
容易
考查范围:
函数、图形的性质、数与式、统计与概率、方程与不等式、图形的变化
一、单选题 添加题型下试题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f94438615778d57a6363a92be3679c05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d22df2977de56cc69be0c1e847653d7a.png)
![](https://img.xkw.com/dksih/QBM/2023/7/1/3271590237143040/3273120407740416/STEM/7c94de2e4033475d8877919396310b5c.png?resizew=138)
A.60° | B.45° | C.30° | D.20° |
【知识点】 几何图形中角度计算问题解读 垂线的定义理解解读
A.2和3之间 | B.3和4之间 | C.4和5之间 | D.5和6之间 |
【知识点】 算术平方根的实际应用解读 无理数的大小估算解读
A.样本 | B.个体 | C.总体 | D.样本容量 |
【知识点】 总体、个体、样本、样本容量解读
A.如果两个角的和等于![]() |
B.内错角相等 |
C.如果两条直线平行,那么同旁内角相等 |
D.有三条直线a,b,c,如果![]() ![]() ![]() |
A.12 | B.13 | C.14 | D.15 |
【知识点】 用一元一次不等式解决实际问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e1c86d3a1b79d16f7f2c536a00b90f7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 几何问题(二元一次方程组的应用)解读 坐标与图形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/152cfd5011c94e02c1a9cbbd4d8f58bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfe639eab78eafd2d40ea70aa5d3f21d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cfc2771aa0d5b97d2297f8a26a6f6b1.png)
A.![]() ![]() ![]() | B.![]() ![]() ![]() |
C.![]() ![]() ![]() | D.![]() ![]() ![]() |
【知识点】 根据平行线的性质求角的度数解读 三角形内角和定理的应用解读
二、填空题 添加题型下试题
【知识点】 求一个数的算术平方根解读
【知识点】 已知点所在的象限求参数解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/777d8fccf0cf8b55a68488fe48b78744.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fd377bf642e94d1035c391a1219fe55.png)
![](https://img.xkw.com/dksih/QBM/2023/7/1/3271590237143040/3273120408936448/STEM/cef8694b7cde4f948fe23b06d0da6f2b.png?resizew=80)
【知识点】 已知式子的值,求代数式的值解读 整式加减的应用解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/472eec2c8aa7a6b67d0e47b7b0f9f318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95ee1c8b8f17e6adfe29201544ee304c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dec412ebd940d71b983ce4877e3401ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83873a9d782f2588c5eedbfe73f9bc2f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/6/dd3f2d46-151c-41a2-89bc-b0d7dc0039d3.png?resizew=149)
【知识点】 根据平行线的性质求角的度数解读 折叠问题解读
三、解答题 添加题型下试题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9b79c80cc81b5446dfac3ee97b03c03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e53497af8899cb299d762f1a4f46a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/584a66ad4efa99961a02d42e4d821a29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0aff8629a773a750d72c9b188edcae9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/7/d075feb0-c504-47f9-b25c-fd0305899104.png?resizew=206)
证明:∵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/584a66ad4efa99961a02d42e4d821a29.png)
∴
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0fff774b4b0087a6f304ce930d359be.png)
∴
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/748a4553099e2fca149ebb2a788dccfe.png)
∵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e53497af8899cb299d762f1a4f46a55.png)
∴
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddb46e1be5fc76c3f50aa947e408b8a5.png)
即___________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
∴___________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a9bfa68259d7a331be323b2038d628a.png)
∴
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0aff8629a773a750d72c9b188edcae9.png)
【知识点】 根据平行线判定与性质证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b61bb7cb94b4d06f0090df1e365667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3953cec61ac602ce5eb59b7912352179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8a9c4957431681ddfc77895a88508.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/8/7f78fa10-af52-4ae5-b007-076db748f671.png?resizew=251)
(1)请画出平移后的三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a1264a2e3609e1c274acb89b5ea5019.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3953cec61ac602ce5eb59b7912352179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8a9c4957431681ddfc77895a88508.png)
(2)若三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdd9f0c04911e690aca7fb3060508458.png)
组别 | 成绩x分 | 频数 |
|
A组 | a | ||
B组 | 8 | ||
C组 | 12 | ||
D组 | 14 |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
(2)补全频数分布直方图;
(3)计算扇形统计图中“B”对应的圆心角度数;
(4)若成绩在80分以上(包括80分)的为“优秀”,请估计我市120万学生在本次竞赛中获得“优秀”的人数.
(1)求A型房和B型房每天的标价;
(2)“五一”期间,该酒店准备将两种房型的标价调高相同的价格,以达到在每天房间全部住满的情况下营业额超过7700元的目标,该酒店的调控价格应控制在什么范围?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c4bed81b3e3b9de4e36262e7c57a8c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/6/a73beb2d-c5d8-4021-83e1-49693453ebb8.png?resizew=537)
(1)当点P在如图1所示位置时,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9216cdec8aab0fd717c3bdbe29eb989f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e4bb0d9bb3f3bfb1973d1cc2b72dcf7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a84b7de4bcbaa36f542b7ac3886bba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83873a9d782f2588c5eedbfe73f9bc2f.png)
(2)当点P移动到如图2所示位置时,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41a84f45f1a383377ebfb4da189e5f7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27eac848aa379fb7453ccd63f95760d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb686e4f5e3938575bc547e849d5513f.png)
(3)如图3,在(2)的条件下分别作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41a84f45f1a383377ebfb4da189e5f7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27eac848aa379fb7453ccd63f95760d5.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae589f647c8864f89d5610fb28158315.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/595522dfc96cc92f1d84ea0f298bb738.png)
②请直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19768d8c55deb4973820aeab7a224e6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/595522dfc96cc92f1d84ea0f298bb738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c913b3abbf53d81fcf25bf83d4ae3756.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/398a88b3baa71dcdeadbc2eb4eac8713.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fa3ce32aa8682cf0c79e97c6fe0dc50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/179d9db8969b44626dfff5f58be6ac06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c179fe7eff7abfdd092b63c9c1b82d0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d42f05b013e4b7166cbc87c5a83d6a85.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/8/fda63d4f-5b9d-4ff5-8835-36816d96f920.png?resizew=432)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5267ff7ce5aa65879b770aa1990c0a7.png)
(2)过点B作直线l平行于y轴,求直线l上与点A的折线距离为5的点的坐标;
(3)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b73f6453a0a1a5a84b361616693c6af2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/506382d9640bde920791b43bb693ea25.png)
(4)已知平面上点P与原点O的折线距离为3,即
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e0fa6ec81e486d82d237a3a25be5393.png)
【知识点】 求一元一次不等式的解集解读 坐标与图形
试卷分析
试卷题型(共 24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 | 0.94 | 判断点所在的象限 | |
2 | 0.65 | 几何图形中角度计算问题 垂线的定义理解 | |
3 | 0.85 | 算术平方根的实际应用 无理数的大小估算 | |
4 | 0.94 | 总体、个体、样本、样本容量 | |
5 | 0.85 | 二元一次方程的解 | |
6 | 0.94 | 在数轴上表示不等式的解集 | |
7 | 0.85 | 平行公理的应用 两直线平行同位角相等 两直线平行同旁内角互补 判断命题真假 | |
8 | 0.85 | 用一元一次不等式解决实际问题 | |
9 | 0.85 | 几何问题(二元一次方程组的应用) 坐标与图形 | |
10 | 0.65 | 根据平行线的性质求角的度数 三角形内角和定理的应用 | |
二、填空题 | |||
11 | 0.85 | 求一个数的算术平方根 | |
12 | 0.94 | 已知点所在的象限求参数 | |
13 | 0.94 | 频数分布直方图 | |
14 | 0.85 | 已知式子的值,求代数式的值 整式加减的应用 | |
15 | 0.85 | 根据平行线的性质求角的度数 折叠问题 | |
16 | 0.65 | 加减消元法 求不等式组的解集 | |
三、解答题 | |||
17 | 0.65 | 化简绝对值 求一个数的立方根 实数的混合运算 | 计算题 |
18 | 0.85 | 加减消元法 | 问答题 |
19 | 0.85 | 根据平行线判定与性质证明 | 证明题 |
20 | 0.65 | 平移(作图) 由平移方式确定点的坐标 已知点平移前后的坐标,判断平移方式 已知图形的平移,求点的坐标 | 作图题 |
21 | 0.65 | 由样本所占百分比估计总体的数量 条形统计图和扇形统计图信息关联 频数分布表 频数分布直方图 | 作图题 |
22 | 0.65 | 和差倍分问题(二元一次方程组的应用) 一元一次不等式组应用 | 作图题 |
23 | 0.65 | 角平分线的有关计算 根据平行线判定与性质求角度 根据平行线判定与性质证明 | 问答题 |
24 | 0.65 | 求一元一次不等式的解集 坐标与图形 | 问答题 |