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1、北京市西城区 2014年初三一模试题数学2014.4 考生须知1本试卷共6 页，共五道大题，25 道小题，满分120 分，考试时间120 分钟。2在试卷和答题纸上认真填写学校名称、姓名和准考证号。3试题答案一律填涂或书写在答题纸上，在试卷上作答无效。4.在答题纸上，选择题、作图题用2B 铅笔作答，其他试题用黑色字迹签字笔作答。5考试结束，请将本试卷、答题纸和草稿纸一并交回。一、选择题（本小题共32 分，每小题4 分）下面各题均有四个选项，其中只有一个是符合题意的。1.2的绝对值是（）A.2B.2C.12D.122.2014 年 3 月 5 日，李克强总理在政府工作报告中指出：2013 年全国城
2、镇新增就业人数约13 100 000 人，创历史新高，将数字13 100 000 用科学计数法表示为（）A.613.110B.71.3110C.81.3110D.80.131103.由 5 个相同的正方体组成的几何体如图所示，则它的主视图是（）4.从 1 到 9 这九个自然数中任取一个，是奇数的概率是（）A.29B.49C.59D.235.右图表示一圆柱形输水管的横截面，阴影部分为有水部分，如果输水管的半径为5cm，A.B.C.D.主视方向O B A C D 第 5 题图水面宽AB为8cm，则水的最大深度CD为（）A.4cmB.3cmC.2cmD.1cm6.为了解某小区家庭使用垃圾袋的情况，小
3、亮随机调查了该小区10 户家庭一周垃圾袋的使用量，结果如下：7，9，11，8，7，14，10，8，9，7（单位：个），关于这组数据下列结论正确的是（）A.极差是 6 B.众数是 7 C.中位数是8 D.平均数是10 7.已知关于x的一元二次方程2210mxx有两个不相等的实数根，则m的取值范围是（）A.1mB.1mC.1m且0mD.1m且0m8.如图，在平面直角坐标系xOy中，以点(23)A，为顶点任作一直角PAQ，使其两边分别与x轴、y轴的正半轴交于点P、Q，连接PQ，过点A作AHPQ于点H，设点P的横坐标为x，AH的长为y，则下列图象中，能表示y与x的函数关系的图象大致是（）二、填空题（本
4、题共16 分，每小题4 分）A.O x y 2 3 6.5 B.O x y 2 3 6.5 C.O x y 2 3 6.5 D.O x y 2 3 6.5 第 8 题图P H 1 2 3 y x O A Q 1 2 文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO
5、9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 H
6、O9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9
7、HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9
8、 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z
9、9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2
10、Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D
11、2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C109.分解因式：2242aa。10.写出一个只含字母x的分式，满足x的取值范围是2x，所写的分式是：。11.如图，菱形ABCD中，60DAB，DFAB于点E，且DFDC，连接FC，则ACF的度数为度。12.如图，在平面直角坐标系xOy中，点(10)A，(20)B，正六边形ABCDEF沿x轴正方向无滑动滚动，当点D第一次落在x轴上时，点D的坐标为：；在运动过程中，点A的纵坐标的最大值是；保持上述运动过程，经过(20143)，的正六边形的顶点是。三、解答题（
12、本题共30 分，每小题5 分）13.计算：011(21)272cos30()2A B C D E O F 第 11题图1 2 3 y x O 1 2 3 4 A B C D E F 1 2 3 y x O 1 2 3 4 A B C D E F 文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:
13、CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码
14、:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编
15、码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档
16、编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文
17、档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10
18、文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C1
19、0文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C1014.如图，点C、F在BE上，BFCE，ABDE，BE。求证：DFEACB15.解不等式组3(1)72113xxxx.16.已知231xx，求代数式2(1)(31)(2)4xxx的值。17.列方程（组）解应用题：某校甲、乙给贫困地区捐款购买图书，每班捐款总数均为1200 元，已知甲班比乙班多8 人，乙班人均捐款是甲班人均捐款的1.2倍，求：甲、乙两班各有多少名学生。A B C D E F 文档编码:CD7H3R10D2Z9
20、 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z
21、9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2
22、Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D
23、2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10
24、D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R1
25、0D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R
26、10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C1018.平面直角坐标系xOy中，一次函数yxn和反比例函数6yx的图象都经过点(3)Am，。（1）求m的值和
27、一次函数的表达式；（2）点B在双曲线6yx上，且位于直线yxn的下方，若点B的横、纵坐标都是整数，直接写出点B的坐标。四、解答题（本题共20 分，每小题5 分）19.如图，在ABC中，ABAC，AD平分BAC，/CEAD且CEAD.（1）求证：四边形ADCE是矩形；（2）若ABC是边长为4的等边三角形，AC，DE相交于点O，在CE上截取CFCO，连接OF，求线段FC的长及四边形AOFE的面积。O x y 6yx121212 ABDO 文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1
28、G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J
29、1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10
30、J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V1
31、0J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V
32、10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9
33、V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL
34、9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C1020.以下是根据北京市统计局公布的20102013 年北京市城镇居民人均可支配收入和农民人均现金收入的数据绘制的统计图的一部分：0 1 2 3 4 5 收入万元年份1.3 2.9 2010 1.5 3.3 2011 2012 2013
35、 4 1.8 农民城镇居民北京市 20102013 年城镇居民人均可支配收入和农民人均现金收入统计图0 5 10 15 2010 2011 2012 2013 年份增长率（）8.713.89.111.1北京市 20102013 年城镇居民人均可支配收入的年增长率统计图文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J
36、1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10
37、J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V1
38、0J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V
39、10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9
40、V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL
41、9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 Z
42、L9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10根据以上信息，解答下列问题：（1）2012 年农民人均现金收入比2011 年城镇居民人均可支配收入的一半少0.05 万元，则2012 年农民人均现金收入是万元，请根据以上信息补全条形统计图，并标明相应的数据（结果精确到0.1）；（2）在 20102013 年这四年中，北京市城镇居民人均可支配收入和农民人均现金收入相差数额最大的年份是年；（3）20112013 年城镇居民人均可支配收入的年平均增长率最接
43、近；A.14B.11C.10D.9若 2014 年城镇居民人均可支配收入按中的年平均增长率增长，请预测2014 年的城镇居民人均可支配收入为万元（结果精确到0.1）。21.如图，在ABC中，ABAC，以AB为直径作O，交BC于点D，连接OD，过点D作O的切线，交AB延长线于点E，交AC于点F。（1）求证：/ODAC；（2）当10AB，5cos5ABC时，求AF及BE的长。22.阅读下列材料：O A B C D E F 文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编
44、码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档
45、编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文
46、档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10
47、文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C1
48、0文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C
49、10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4
50、C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10文档编码:CD7H3R10D2Z9 HO9G2C4Y2H7 ZL9V10J1G4C10问题：在平面直角坐标系xOy中，一张矩形纸片OBCD按图 1 所示放置。已知10OB，6BC，将这张纸片折叠，使点O落在边CD上，记作点A，折痕与边OD（含端点）交于点E，与边OB（含端点）或其延长线交于点F，求点A的坐标。小明在解决这个问题时发现：