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1、此文档仅供收集于网络，如有侵权请联系网站删除只供学习与交流东城区 20172018 学年度第一学期期末教学目标检测初二数学2018.1 一、选择题（本题共30 分，每小题3分）下面各题均有四个选项，其中只有一个是符合题意的1世界上最小的鸟是生活在古巴的吸蜜蜂鸟，它的质量约为0.056盎司。将 0.056用科学记数法表示为A.-15.610 B.-25.6 10 C.-35.610 D-10.56 102江永女书诞生于宋朝，是世界上唯一一种女性文字，主要书写在精制布面、扇面、布帕等物品上，是一种独特而神奇的文化现象下列四个文字依次为某女书传人书写的“女书文化”四个字，其中基本是轴对称图形的是3下
2、列式子为最简二次根式的是A.2()ab B.12aC.2 D.124若分式23xx的值为 0，则 x 的值等于A0 B2 C3 D-3 5下列运算正确的是 A.532bbb B.527()bb C.248bbbg D2-22aabaabg（）6如图，在ABC中，B=C=60，点D为AB边的中点，DEBC于E，若BE=1，则AC的长为EDABC此文档仅供收集于网络，如有侵权请联系网站删除只供学习与交流A2 B3 C4 D2 37.如图，小敏做了一个角平分仪ABCD，其中 AB=AD，BC=DC，将仪器上的点A 与PRQ 的顶点 R 重合，调整 AB 和 AD，使它们分别落在角的两边上，过点 A，
3、C画一条射线 AE，AE 就是 PRQ 的平分线。此角平分仪的画图原理是：根据仪器结构，可得ABC ADC，这样就有 QAE=PAE.则说明这两个三角形全等的依据是A.SAS B.ASA C.AAS D.SSS 8如图，根据计算长方形ABCD 的面积，可以说明下列哪个等式成立abbaaaaDCBAA.2222)(bababa B.2222)(bababaC.22)(bababa D.2()a abaab9如图，已知等腰三角形ABCABAC，若以点 B 为圆心，BC长为半径画弧，交腰AC于点 E，则下列结论一定正确的是AAE=ECBAE=BECEBC=BACDEBC=ABE文档编码:CH7O2J
4、9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ
5、2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J
6、9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ
7、2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J
8、9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ
9、2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J
10、9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7文档编码:CH7O2J9J1Y7 HL2A4Z2R7U7 ZJ2W6Q1A2I7此文档仅供收集于网络，如有侵权请联系网站删除只供学习与交流10如图，点P 是AOB 内任意一点，且AOB 40，点 M 和点 N 分别是射线OA 和射线 OB 上的动点，当 PMN 周长取最小值时,则 MPN 的度数为（）A 140 B 100 C 50 D40BOAPNM二、填空题：（本题共16分，每小题2 分）11如果式子1x在实数范围内有意义，那么x的取值范围是12在平面直
11、角坐标系xOy中，点P（2，1）关于y轴对称的点的坐标是13如图，点B，F，C，E在一条直线上，已知BF=CE，AC/DF，请你添加一个适当的条件使得ABCDEF14等腰三角形一边等于5，另一边等于8，则其周长是15.如图，D在BC边上，ABCADE，EAC 40，则B 的度数为 _EBCADABCD第 15 题 图第 16 题 图文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT
12、9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P
13、1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS
14、5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F
15、5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 Z
16、G10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S
17、2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文
18、档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4此文档仅供收集于网络，如有侵权请联系网站删除只供学习与交流16如图，在ABC中，ACB=90，AD平分ABC，BC=10cm，BD：DC=3:2，则点D到AB的距离为 _ cm17如果实数,a b满足226,8,ababab那么；18阅读下面材料：在数学课上，老师提出如下问题：小俊的作法如下：老师说：“小俊的作法正确”请回答：小俊的作图依据是_三、解答题(本题共 9个小题，共54 分，解答应写出文字说明，证明过程或演算步骤)19(
19、5分)计算：101326()(21)2g如图，分别以点 A 和点 B 为圆心，大于12AB的长为半径作弧，两弧相交于点C；再分别以点A 和点 B 为圆心，大于12AB 的长为半径（不同于中的半径）作弧，两弧相交于点D，使点 D 与点 C 在直线AB 的同侧；作直线 CD.所以直线CD就是所求作的垂直平分线.尺规作图：作一条线段的垂直平分线已知：线段AB文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X
20、7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编
21、码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V
22、7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A
23、8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C
24、3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N
25、10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG1
26、0G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4此文档仅供收集于网络，如有侵权请联系网站删除只供学习与交流20（5 分）因式分解：（1）24x（2）2244axaxyay21（5 分）如图，点E，F在线段AB上，且ADBC，AB，AEBF.求证：DF=CE.22（5 分）已知2+2xx，求22311xx xxx的值23（5 分）解分式方程：11+2-22-xxx24（5 分）先化简，再求值：259123xxx，其中32x文档编码:CT9V7C2P1A8 HS
27、5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F
28、5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 Z
29、G10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S
30、2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文
31、档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT
32、9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P
33、1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4此文档仅供收集于网络，如有侵权请联系网站删除只供学习与交流25（6 分）列分式方程解应用题：北京第一条地铁线路于1971年 1 月 15 日正式开通运营.截至 2017年 1月，北京地铁共有19 条运营线路
34、，覆盖北京市11个辖区.据统计，2017 年地铁每小时客运量是2002年地铁每小时客运量的4 倍，2017年客运 240 万人所用的时间比2002年客运 240 万人所用的时间少30 小时，求 2017年地铁每小时的客运量？26.（6 分）如图，在ABC中，ABAC，AD于点D，AM是ABC的外角CAE的平分线 (1)求证：AMBC；(2)若DN平分ADC交 AM 于点 N，判断ADN的形状并说明理由NDBCAEM27（6分）定义：任意两个数,a b，按规则cabab扩充得到一个新数c，称所得的新数c为“如意数”.（1）若2,1,ab直接写出,a b的“如意数”c；（2）如果4,ambm,求,
35、a b的“如意数”c，并证明“如意数”0c文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N
36、10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG1
37、0G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X
38、7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编
39、码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V
40、7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A
41、8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4此文档仅供收集于网络，如有侵权请联系网站删除只供学习与交流（3）已知2=1(0)a xx，且,a b的“如意数”3231,cx
42、x，则b (用含x的式子表示)28.(6分)如图，在等边三角形ABC的外侧作直线AP，点C关于直线AP的对称点为点D，连接AD，BD，其中BD交直线AP于点E.（1）依题意补全图形；（2）若PAC20，求AEB的度数；（3）连结CE，写出AE,BE,CE之间的数量关系，并证明你的结论4020206060 xx60EEDCEDCCPBBPBAAA文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文
43、档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT
44、9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P
45、1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS
46、5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F
47、5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 Z
48、G10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S
49、2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4此文档仅供收集于网络，如有侵权请联系网站删除只供学习与交流文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1
50、A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5C3R8F5N10 ZG10G1S2X7E4文档编码:CT9V7C2P1A8 HS5