中考数学试卷结构及考点

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中考数学试卷结构及考点

一、试卷的基本结构

整个试卷分三部分,共29个题目,130分。第一部分为选择题,共10个题目,30分。第二部分为填空题,共8个题目,24分。第三部分为解答题(包括计算题、几何证明题、函数题和动态综合题)共11个题目,76分。

二、考查的内容及分布

本次中考基础分105分。内容覆盖了初中全部的主要知识点,包括实数、方程、不等式、三角形、概率、函数、圆、三角函数等常考知识点。

考查知识点在各年级所占的比例

选择题(30分)

填空题(30

分)

解答题(76分)分

分比

七年级1、2、611、12、1619、202

8

21. 5%

八年级3、4、5、

1013、1421、22、23、24、

25、26

5

7

43.

9%

九年级7、8、915、17、1827、28、294

5

34. 6%

分析试卷中各题在三个年级段所占比例来讲,八年级九年级的比例相对大一点。七、八年级所学的知识在基础题和中等难度题目中出现比较多,而九年级的知识相对来讲偏难一点多出现在压轴题中,比如圆的几何证明、圆与四边形动点、二次函数动点。中考试题都是常规题,题型基本平时都有见过。

三、试卷考点和分值

1、数与式(共14分,占10.8%)

(1)实数·······················································11分(基础必考)

(2)分式及数的开方············································3分(基础必考)

2、方程与不等式组(共11分,占8.5%)

(2)不等式组··················································5分(基础必考)

(3)一元二次方程··············································3分

(4)二元一次方程应用题········································3分

3、函数及其图象(共28分,占21.5%)

(1)一次函数··················································7分(难点必考)

(2)反比例函数················································8分(难点必考)

(3)二次函数··················································13分(难点必考)

4、图形的认识(共38分,占29.2%)

(1)角度的计算················································3分

(2)三角形及三角形全等········································12分

(3)四边形····················································6分

(4)解直角三角形··············································6分(重点必考)

(5)圆························································11分(难点必考)

6、统计与概率(共16分,占12.3%)

(1)统计·······················································6分(基础必考)

(2)概率······················································10分(基础必考

7、动点综合(共19分,占14.6%)··································19分(难点必考)

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