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2020年辽宁省大连市中考英语试卷(含答案解析)

2020年辽宁省大连市中考英语试卷(含答案解析)
2020年辽宁省大连市中考英语试卷(含答案解析)

2020年辽宁省大连市中考英语试卷(含答案解析)

辽宁省大连市中考语文试题版含答案

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2019年辽宁省大连市中考英语试卷(含答案解析)

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8.如图2,反比例函数1 1k y x =和正比例函数22y k x = 的图像都经过点(1,2)A -,若12y y >,则x 的取值范围是() A. 10x -<< B. 11x -<< C. 1x <-或01x << D. 10x -<<或1x > 二、填空题(本题共9小题,每小题3分,共27分) 9. 5-的相反数是 10.不等式35x +>的解集为 11.为了参加市中学生篮球比赛,某校篮球队准备购买10双运动鞋,尺码(单位:厘米)如下:25 25 27 25.5 25.5 25.5 26.5 25.5 26 26则这10双运动鞋尺码的众数是 12.方程 211 x x =-的解是 13.如图3,AB//CD ,160∠=?,FG 平分∠EFD ,则2∠= ? 14.如图4,正方形ABCD 的边长为2,E 、F 、G 、H 分别为各边中点,EG 、FH 相交于点O ,以O 为圆心,OE 为半径画圆,则图中阴影部分的面积为

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2018年辽宁省大连市中考数学试卷(含答案与解析)

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2011大连中考英语试题及答案2

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河南中考英语试卷试卷答案及解析

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2020年辽宁省大连市中考数学试卷及答案解析

2020年辽宁省大连市中考数学试卷 一、选择题(本题共10小题,每小题3分,共30分,在每小题给出的四个选项中,只有一个选项正确) 1.(3分)下列四个数中,比﹣1小的数是() A.﹣2B.?1 2C.0D.1 2.(3分)如图是由5个相同的小正方体组成的立体图形,它的主视图是() A.B. C.D. 3.(3分)2020年6月23日,我国成功发射北斗系统第55颗导航卫星,暨北斗三号最后一颗全球组网卫星,该卫星驻守在我们上方36000公里的天疆.数36000用科学记数法表示为() A.360×102B.36×103C.3.6×104D.0.36×105 4.(3分)如图,△ABC中,∠A=60°,∠B=40°,DE∥BC,则∠AED的度数是() A.50°B.60°C.70°D.80° 5.(3分)平面直角坐标系中,点P(3,1)关于x轴对称的点的坐标是()A.(3,1)B.(3,﹣1)C.(﹣3,1)D.(﹣3,﹣1)6.(3分)下列计算正确的是() A.a2+a3=a5B.a2?a3=a6

C .(a 2)3=a 6 D .(﹣2a 2)3=﹣6a 6 7.(3分)在一个不透明的袋子中有3个白球、4个红球,这些球除颜色不同外其他完全相 同.从袋子中随机摸出一个球,它是红球的概率是( ) A .14 B .13 C .37 D .47 8.(3分)如图,小明在一条东西走向公路的O 处,测得图书馆A 在他的北偏东60°方向, 且与他相距200m ,则图书馆A 到公路的距离AB 为( ) A .100m B .100√2m C .100√3m D .200√33m 9.(3分)抛物线y =ax 2+bx +c (a <0)与x 轴的一个交点坐标为(﹣1,0),对称轴是直线 x =1,其部分图象如图所示,则此抛物线与x 轴的另一个交点坐标是( ) A .(72,0) B .(3,0) C .(52,0) D .(2,0) 10.(3分)如图,△ABC 中,∠ACB =90°,∠ABC =40°.将△ABC 绕点B 逆时针旋转 得到△A ′BC ′,使点C 的对应点C ′恰好落在边AB 上,则∠CAA ′的度数是( ) A .50° B .70° C .110° D .120° 二、填空题(本题共6小题,每小题3分,共18分) 11.(3分)不等式5x +1>3x ﹣1的解集是 .

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when I watch them. A. singing B. laughing C. sleeping D. talking 6. B (2016辽宁大连)7. Don’t ride to fast, David. ______ the risk of an accident. A. Take away B. Write down C. Think about D. Try out 7. C (2016辽宁大连)8. It might be cool in the evening. You’d better take a(n) _______. A. umbrella B. sweater C. wallet D. camera 8. B (2016辽宁大连)9. —_______ will the match between HAS and BIG be held? —In our school stadium. A. When B. Where C. Why D. How 9. B (2016辽宁大连)10. We need clear air and water, so we _____ protect the environment. A. can B. may C. must D. might 10. C (2016辽宁大连)11. Look! Sandy is running more _____ and looks tired. What’s wrong? A. slowly B. easily C. quickly D. carefully

2017年辽宁省大连市中考数学试卷(含答案)

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A.40πcm2B.65πcm2C.80πcm2D.105πcm2 二、填空题:本大题共8小题,每小题3分,共24分 9.因式分解:x2﹣3x=. 10.若反比例函数y=的图象经过点(1,﹣6),则k的值为. 11.如图,将△ABC绕点A逆时针旋转的到△ADE,点C和点E是对应点,若∠CAE=90°,AB=1,则BD=. 12.下表是某校女子排球队队员的年龄分布 则该校女子排球队队员的平均年龄是岁. 13.如图,在菱形ABCD中,AB=5,AC=8,则菱形的面积是. 14.若关于x的方程2x2+x﹣a=0有两个不相等的实数根,则实数a的取值范围 是. 15.如图,一艘渔船位于灯塔P的北偏东30°方向,距离灯塔18海里的A处,它沿正南方向航行一段时间后,到达位于灯塔P的南偏东55°方向上的B处,此时渔船与灯塔P的距离约为海里(结果取整数)(参考数据:sin55°≈0.8,cos55°≈0.6,tan55°≈1.4).

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