2015年初一数学上册期末试题修改答案含答案.pdf
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1、初一数学试卷期末测试题总分:120分出卷人:杨老师姓名:王佳欣时量:120分钟得分:题号一二三总分19 20 21 22 23 24 25 得分1.请保持试卷干净、整洁2.冷静、沉着、细心一、选择题(每小题3 分,共 33 分,答案填写在前面括号里。)()1、下面的说法正确的是A正数和负数统称有理数B有理数包括了正有理数,零和负有理数C整数是正整数和负整数的统称D有理数包括整数,自然数,零,负数和分数()2、下列各图中,符合数轴定义的是ABCD()3、下列计算正确的是A.-(23)3=276 B.-(32)2=94 C.-(53)3=-12527 D.-(32)3=278()4、如下图,不是正
2、方体展开图的是 A、B、C、D、()5、我国是一个严重缺水的国家,大家应倍加珍惜水资源,节约用水。据测试,拧不紧的水龙头每秒钟会滴下2 滴水,每滴水约05.0毫升。小明同学在洗手后,没有把水龙头拧紧,当小明离开4 小时后水龙头滴了毫升水(用科学记数法表示)(A)1440(B)31044.1(C)1.44 10 (D)210144()6、如右图所示,OA OB,BOC 30,OD 平分 AOC,则BOD 的度数是度。A、40 B、25 C、20 D、30()7、如果代数式 8y24y5 的值是 13,那么代数式 2y2y+1 的值等于A 2 B 3 C 2 D4()8、51的相反数的倒数的绝对值
3、是 A 51 B 51C 5 D 5()9、若11aa,则 a一定是A a大于或等于 1 B a小于 1 C a等于 0 D a为正数()10、某商品现在售价是32 元,比原来售价降低了20%,则原来售价是A 35元 B 40元 C 48元 D 60元()11、下列各式中,是一元一次方程的是A 6yx B 3221xx C 43x D 12xxDCOBA文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O
4、8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2
5、R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5
6、W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P
7、7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5
8、N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1
9、V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C
10、2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8二、填空题(本题共7 个小题,每小题 3 分,共 21 分)12、小林同学在一个正方体盒子的每个面都写有一个字,分别是:我、喜、欢、数、学、课,其平面展开图如图所示那么在该正方体盒子中,和“我”相对的面所写的字是“”13、如图,已知直线 AB、CD相交于点 O,OE平分 COB,若 EOB=55则COE=14、小刚每晚 7;30 都要看央视的“新闻联播”节目,这时钟面上时针与分针夹角的度数为 _ 15、如果 a 与 5 互为相反数,那么 a=_ 16、22 5=度分;723652-36 5938=。17
11、、已知2|312|102nm,则2mn_ 18、观察下面的一列单项式:2342,4,8,16xxxx,根据你发现的规律,第7个单项式为 _;三、解答题(共 43 分)19、计算题(每小题 5 分,共 10 分))241()1218161(-14-(1-0.5)312-(-3)2 文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2
12、P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F
13、5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H
14、1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1
15、C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG
16、6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF1
17、0H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5
18、W1C2P7O820、先化简后求值(本题 8 分)yxyxyxxyyx22)(2)(22222的值,其中2,2 yx21、解方程(每小题 5 分,共 10 分)6)5(34xx35252xx22、(本题 7 分)如图,已知 AO OC,OB OD,COD=38,求 AOB 的度数。DCBOA文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 Z
19、N5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编
20、码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1
21、 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1
22、 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文
23、档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2X1 HF10H1V5W4B1 ZN5W1C2P7O8文档编码:CG6F5N2R2
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