2022年内蒙古呼和浩特市中考数学试题3 .pdf

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1、学习好资料欢迎下载20XX年内蒙古呼和浩特市中考数学试卷一、选择题（本大题共10 个小题，每小题3 分，共 30 分在每小题给出的四个选项中，只有一项是符合题目要求的）1 2 的倒数是（）A2B2 CD2如图，已知ab，1=65，则2的度数为（）A65B125C115D253在一个不透明的口袋中，装有3 个红球，2 个白球，除颜色不同外，其余都相同，则随机从口袋中摸出一个球为红色的概率是（）ABCD4下列各因式分解正确的是（）Ax2+（2）2=（x2）（x+2）Bx2+2x1=（x1）2C4x24x+1=（2x1）2Dx24x=x（x+2）（x2）5已知：x1，x2是一元二次方程x2+2ax+

2、b=0的两根，且x1+x2=3，x1x2=1，则 a、b 的值分别是（）Aa=3，b=1 Ba=3，b=1 C，b=1 D，b=1 6如图，在一长方形内有对角线长分别为2 和 3 的菱形，边长为1 的正六边形和半径为1的圆，则一点随机落在这三个图形内的概率较大的是（）学习好资料欢迎下载A落在菱形内B落在圆内C落在正六边形内D一样大7下面四条直线，其中直线上每个点的坐标都是二元一次方程x2y=2 的解是（）ABCD8已知：在等腰梯形ABCD中，AD BC，AC BD，AD=3，BC=7，则梯形的面积是（）A25 B50 CD9已知：M，N两点关于y 轴对称，且点M在双曲线上，点 N在直线 y=x

3、+3 上，设点M的坐标为（a，b），则二次函数y=abx2+（a+b）x（）A有最大值，最大值为B有最大值，最大值为C有最小值，最小值为D有最小值，最小值为10下列命题中，真命题的个数有（）一个图形无论经过平移还是旋转，变换后的图形与原来图形的对应线段一定平行函数图象上的点P（x，y）一定在第二象限正投影的投影线彼此平行且垂直于投影面使得|x|y=3 和 y+x2=0 同时成立的x 的取值为A3 个B1 个C4 个D2 个文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN

4、1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S

5、3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN

6、1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S

7、3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN

8、1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S

9、3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9文档编码:CN

10、1C6Y8W2Y2 HF2V5I3G2S3 ZX9S1R6S1W9学习好资料欢迎下载二、填空题（本大题共6 个小题，每小题3 分，共 18 分，本题要求把正确结果填在答题纸规定的横线上，不需要解答过程）11函数 y=中，自变量x 的取值范围是_ 12太阳的半径约为696 000 千米，用科学记数法表示为_ 千米13如图，在ABC中，B=47，三角形的外角 DAC 和ACF的平分线交于点E，则AEC=_ 14实数 a，b 在数轴上的位置如图所示，则的化简结果为_ 15一组数据1，0，2，3，x，其中这组数据的极差是5，那么这组数据的平均数是_ 16如图是某几何体的三视图及相关数据（单位：cm），

11、则该几何体的侧面积为_ cm 三、解答题（本大题包括9 个小题，共72 分，解答应写出必要的演算步骤、证明过程或文字说明）17（1）计算：文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y

12、7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9

13、Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E

14、9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1

15、E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O

16、1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9

17、O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X

18、9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4学习好资料欢迎下载（2）先化简，再求值：，其中18（1）解不等式：5（x2）+86（x 1）+7；（2）若（1）中的不等式的最小整数解是方程2xax=3 的解，求 a 的值19如图，一次函数y=kx+b 与反比例函数的图象交于A（m，6），B（n，3）两点（1）求一次函数的解析式；（2）根据图象直接写出时 x 的取值范围20如图，四边形ABCD 是正方形，点G是 BC边上任意一点，DE AG 于 E，BF DE，交 AG于 F（1）求证：AFBF=EF；（2）将ABF绕点 A逆时针旋转，使得AB与 AD重合，记此时点F的对应点为

19、点F，若正方形边长为3，求点 F与旋转前的图中点E之间的距离21如图是交警在一个路口统计的某个时段来往车辆的车速情况（单位：千米/时）（1）找出该样本数据的众数和中位数；（2）计算这些车的平均速度；（结果精确到0.1）文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 H

20、X1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7

21、HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7

22、 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y

23、7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9

24、Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E

25、9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1

26、E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4学习好资料欢迎下载（3）若某车以50.5 千米/时的速度经过该路口，能否说该车的速度要比一半以上车的速度快？并说明判断理由22如图，线段AB，DC分别表示甲、乙两建筑物的高某初三课外兴趣活动小组为了测量两建筑物的高，用自制测角仪在B外测得 D点的仰角为，在 A处测得 D点的仰角为 已知甲、乙两建筑物之间的距离BC为 m 请你通过计算用含、m的式子分别表示出甲、乙两建筑物的高度23如图，某化工厂与A，B两地有公路和铁路相连，这家工厂从A地购买一批每吨1

27、 000元的原料运回工厂，制成每吨8 000 元的产品运到B地 已知公路运价为1.5 元/（吨?千米），铁路运价为1.2 元/（吨?千米），这两次运输共支出公路运费15 000 元，铁路运费97 200元，请计算这批产品的销售款比原料费和运输费的和多多少元？（1）根据题意，甲、乙两名同学分别列出尚不完整的方程组如下：甲：乙：根据甲，乙两名同学所列方程组，请你分别指出未知数x，y 表示的意义，然后在等式右边的方框内补全甲、乙两名同学所列方程组甲：x 表示_，y 表示_ 乙：x 表示_，y 表示_ 文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC

28、10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:C

29、C10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:

30、CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码

31、:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编

32、码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档

33、编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文

34、档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4学习好资料欢迎下载（2）甲同学根据他所列方程组解得x=300，请你帮他解出y 的值，并解决该实际问题24如图，已知 AB为O 的直径，PA与O 相切于点A，线段 OP与弦

35、AC垂直并相交于点D，OP与弧 AC相交于点E，连接 BC（1）求证：PAC=B，且PA?BC=AB?CD；（2）若 PA=10，sinP=，求 PE的长25如图，抛物线y=ax2+bx+c（a0）与双曲线相交于点A，B，且抛物线经过坐标原点，点 A的坐标为（2，2），点 B在第四象限内，过点B作直线 BC x轴，点 C为直线 BC与抛物线的另一交点，已知直线BC与 x 轴之间的距离是点B到 y 轴的距离的4 倍，记抛物线顶点为E（1）求双曲线和抛物线的解析式；（2）计算 ABC 与ABE的面积；（3）在抛物线上是否存在点D，使 ABD的面积等于 ABE 的面积的8 倍？若存在，请求出点 D的

36、坐标；若不存在，请说明理由文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7

37、 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A

38、7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1

39、A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T

40、1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4

41、T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R

42、4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4学习好资料欢迎下载20XX年内蒙古呼和浩特市中

43、考数学试卷参考答案与试题解析一、选择题（本大题共10 个小题，每小题3 分，共 30 分在每小题给出的四个选项中，只有一项是符合题目要求的）1（3 分）2 的倒数是（）A2B2 CD考点：倒 数。分析：根 据倒数的定义，若两个数的乘积是1，我们就称这两个数互为倒数解答：解：2（）=1，2 的倒数是故选 D点评：主 要考查倒数的概念及性质倒数的定义：若两个数的乘积是1，我们就称这两个数互为倒数，属于基础题2（3 分）如图，已知ab，1=65，则2的度数为（）A65B125C115D25考点：平 行线的性质。分析：先 根据平行线的性质求出3的度数，再由平角的定义即可得出结论解答：解：ab，1=65

44、，3=1=65，2=180 3=18065=115故选 C文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1

45、E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O

46、1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9

47、O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X

48、9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10

49、X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC1

50、0X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4文档编码:CC10X9O1E9Y7 HX1X9R4T1A7 ZF10R4I3Y10F4学习好资料欢迎