2010年初中学业水平暨高级中等学校招生考试模拟数学试卷.pdf

《2010年初中学业水平暨高级中等学校招生考试模拟数学试卷.pdf》由会员分享，可在线阅读，更多相关《2010年初中学业水平暨高级中等学校招生考试模拟数学试卷.pdf（9页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、20XX年河南省初中学业水平暨高级中等学校招生考试模拟试卷四数学注意事项：1 本试卷共8 页，三大题，满分120 分，考试时间100 分钟。请用钢笔或圆珠笔直接答在试卷上。2 答卷前将密封线内的项目填写清楚参考公式：y=ax2+bx+c(a 0)图像的一选择题（每小题3 分，共 18 分）下列各小题均有四个答案，其中只有一个正确答案，请把正确答案写在题后的括号内。1如果2()13，则“”内应填的实数是（）A32 B 23 C 23 D 322.下列计算错误的是 ()A426aaa B2m+3n=5mn C632)(xx D32aaa第一题第二题第三题总分题号1-6 7-15 16 17 18

2、19 20 21 22 23 得分得分评卷人abacab44,22顶点坐标是：3抛物线的图象如图所示，根据图象可知，抛物线的解析式可能是（）A、y=x2-x-2 B、y=121212xC、y=121212xx D、y=22xx4设有 50 个型号相同的乒乓球，其中一等品40 个，二等品8 个，三等品2 个，从中任取 1 个乒乓球，抽到非一等品的概率是（）A425 B125 C15 D455如上图，两同心圆的圆心为O，大圆的弦AB切小圆于P，两圆的半径分别为6，3，则图中阴影部分的面积是（）A9 3B6 3C9 33D6 326下列平面图形中不能围成正方体的是（）A、B、C、D、文档编码:CT1

3、0A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT

4、10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:C

5、T10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:

6、CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码

7、:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编

8、码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档

9、编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3二填空题（每空3 分，共 27 分）7用四舍五入法，精确到0.1，对 5.649 取近似

10、值的结果是8函数12yx中，自变量x的取值范围是9请你写出一个图象在第一、三象限的反比例函数答：10 为了响应中央号召，今年我市加大财政支农力度，全市农业支出累计达到234 760 000元，其中234 760 000元用科学记数法可表示为保留三位有效数字）11一组数据的方差为s2，将这组数据的每个数据都乘2，?所得到的一组新数据的方差是 _12 把 不 等 式 组 的 解 集 表 示 在 数 轴 上，如 图 所 示，那 么 这 个 不 等 式 组 的 解 集是 .13如图，ABC与 ABC 是位似图形，点 O是位似中心，若 OA=2A A,SABC=8，则 SA BC=_第 12 题第 13

11、 题得分评卷人文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4

12、J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV

13、4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 Z

14、V4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4

15、ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4

16、 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G

17、4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V314如图，两个等圆O与O外切，过点O作O的两条切线OA、O

18、B，A、B是切点，则AOB=第 14 题第 15 题15如图，小陈从 O点出发，前进 5 米后向右转20O，再前进 5 米后又向右转20O，这样一直走下去，他第一次回到出发点O时一共走了三解答题（本大题8个小题，共75 分）16(8 分)计算：101()(20093)4sin 302o217（9 分）如图 13，ACB和ECD都是等腰直角三角形，ACBECD90，D为AB边上一点，得分评卷人得分评卷人O 20o20o文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码

19、:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编

20、码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档

21、编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文

22、档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3

23、文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V

24、3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6

25、V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3求证：222ADDBDE18（9 分）我市某镇地处城郊，镇政府为进一步改善镇人居环境，准备在街道两边植种行道树，行道树的树种选择取决于居民的喜爱情况为此，社会调查小组在镇随机调查了部分居民，并将结果绘制成如下扇形统计图，其中AOB=126请根据扇形统计

26、图，完成下列问题：（1）本次调查了多少名居民？其中喜爱柳树的居民有多少人？（2）请将扇形统计图改成条形统计图（在图中完成）；（3）请根据此项调查，对镇植种行道树的树种提出一条建议得分评卷人360 320 280 240 200160 120 80 40 人数香樟 小叶榕梧桐 柳树 其它喜爱的树种其它10%柳树梧桐10%A B 香樟40%O 小叶榕280 人文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4

27、J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV

28、4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 Z

29、V4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4

30、ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4

31、 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G

32、4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6

33、G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V319（9 分）如图,某学校为了改变办学条件,计划在甲教学楼的正北方21 米处的一块空地上(BD=21 米),再建一幢与甲教学等高的乙教学楼(甲教学楼的高AB=20 米),设计要求冬至正午时,太阳光线必须照射到乙教学楼距地面5米高的二楼窗口处,已知该地区冬至正午时太阳偏南,太阳光线与水平线夹角为30,试判断:计划所

34、建的乙教学楼是否符合设计要求?并说明理由.20（9 分）一次函数ykxb的图象与x、y轴分别交于点A（2，0），B（0，4）（1）求该函数的解析式；得分评卷人得分评卷人乙教学楼甲教学楼B30DAC南文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6

35、G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H

36、6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1

37、H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H

38、1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10

39、H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G1

40、0H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G

41、10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3（2）O为坐标原点，设OA、AB的中点分别为C、D，P为OB上一动点，求PCPD的最小值，并求取得最小值时P点坐标21（10 分）如图，ABC中，点O是边AC上一个动点，过O作直线MNBC，设MN交BCA的平分线于点E，交BCA的外角平分线于点F（1）探究：线段OE与OF的数量关系并加以证明；（2）当点O在边AC上运动时，四边形BCFE会是菱形吗？若是，请证明，若不是，则说明理由；（3）当点O运动到何处，且ABC满足什么条件时，四边形AECF是正方形？得分评卷人A F

42、N D C B M E O 文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H

43、6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1

44、H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H

45、1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10

46、H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G1

47、0H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G

48、10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V322（10 分）某五金商店准备从五一机械厂购

49、进甲、乙两种零件进行销售若每个甲种零件的进价比每个乙种零件的进价少 2 元，且用 80 元购进甲种零件的数量与用100 元购进乙种零件的数量相同（1）求每个甲种零件、每个乙种零件的进价分别为多少元？（2）若该五金商店本次购进甲种零件的数量比购进乙种零件的数量的3 倍还少5个，购进两种零件的总数量不超过95 个，该五金商店每个甲种零件的销售价格为12元，每个乙种零件的销售价格为15 元，则将本次购进的甲、乙两种零件全部售出后，可使销售两种零件的总利润（利润售价进价）超过371 元，通过计算求出五金商店本次从五一机械厂购进甲、乙两种零件有几种方案？请你设计出来得分评卷人文档编码:CT10A7U8N

50、10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8N10L9 HG6G10H1H6G4 ZV4J3H4L6V3文档编码:CT10A7U8