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篇一:2016年湖南省郴州市中考数学试卷

2016年湖南省郴州市中考数学试卷

一、选择题(共8小题,每小题3分,满分24分)

1. 2016的倒数是( )

A. B.﹣ C.2016 D.﹣2016

2.2016年5月23日,为期5天的第四届中国(湖南)国际矿物宝石博览会在郴州圆满落下帷幕,参观人数约32万人次,交易总额达17.6亿元人民币,32000用科学记数法表示为( )

A.32

郴州市中考时间

×104 B.3.2×104 C.3.2×105 D.0.32×106

3.下列运算正确的是( )

A.3a+2b=5ab B.a2×a3=a6 C.(a﹣b)2=a2﹣b2 D.a3÷a2=a

4.下列生态环保标志中,是中心对称图形的是( )

A. B. C. D.

5.在郴州市中小学“创园林城市,创卫生城市,创文明城市”演讲比赛中,5位评委给靓靓同学的评分如下:9.0,9.2,9.2,9.1,9.5,则这5个数据的平均数和众数分别是( )

A.9.1,9.2 B.9.2,9.2 C.9.2,9.3 D.9.3,9.2

6.下列四个立体图形中,它们各自的三视图都相同的是( )

A. B. C. D.

7.当b<0时,一次函数y=x+b的图象大致是( )

A. B. C. D.

8.如图,在正方形ABCD中,△ABE和△CDF为直角三角形,∠AEB=∠CFD=90°,AE=CF=5,BE=DF=12,则EF的长是( )

A.7

B.8 C.7 D.7

二、填空题(共8小题,每小题3分,满分24分)

9.计算:﹣1+

2= . 10.因式分解:mn﹣6mn+9n= .

11.二次根式中,a的取值范围是 .

12.如图,直线AB,CD被直线AE所截,AB∥CD,∠A=110°,则∠1= 度.

13.同时掷两枚均匀的硬币,则两枚都出现反面朝上的概率是 .

14.如图,在平面直角坐标系中,矩形OABC的顶点坐标分别为O(0,0),A(2,0),B(2,1),C(0,1),以坐标原点O为位似中心,将矩形OABC放大为原图形的2倍,记所得矩形为OA1B1C1,B为对应点为B1,且B1在OB的延长线上,则B1的坐标为 .

15.如图是一次射击训练中甲、乙两人的10次射击成绩的分布情况,则射击成绩的方差较小的是 (填“甲”或“乙”).

16.观察下列等式:31=3,32=9,33=27,34=81,35=243,36=729,…,试猜想,32016的个位数字是 .

三、解答题(共10小题,满分82分)

17.计算:()+(﹣1)02016﹣|﹣|+2sin60°.

18.解不等式组.

19.如图,一次函数y1=x+1的图象与反比例函数y2=(x>0)的图象交于点M,作MN⊥x轴,N为垂足,且ON=1

(1)在第一象限内,当x取何值时,y1>y2?(根据图象直接写出结果)

(2)求反比例函数的表达式.

20.在中央文明办对2015年全国文明城市测评中,郴州市在全省五个全国文明城市提名城市中排名第一,成绩的取得主要得力于领导高度重视、整改措施有效、市民积极参与及市民文明素质进一步提高.郴州市某中学数学课外兴趣小组随机走访了部分市民,对A(领导高度重视)、B(整改措施有效)、C(市民积极参与)、D(市民文明素质进一步提高)四个类别进行满意度调查(只勾选最满意的一项),并将调查结果制作了如下两幅不完整的统计图.

(1)这次调查共走访市民 人,∠α= 度.

(2)请补全条形统计图.

(3)结合上面的调查统计结果,请你对郴州市今后的文明城市创建工作提出好的建议.

21.某商店原来平均每天可销售某种水果200千克,每千克可盈利6元,为减少库存,经市场调查,如果这种水果每千克降价1元,则每天可所多售出20千克.

(1)设每千克水果降价x元,平均每天盈利y元,试写出y关于x的函数表达式;

(2)若要平均每天盈利960元,则每千克应降价多少元?

22.小宇在学习解直角三角形的知识后,萌生了测量他家对面位于同一水平面的楼房高度的想法,他站在自家C处测得对面楼房底端B的俯角为45°,测得对面楼房顶端A的仰角为30°,并量得两栋楼房间的距离为9米,请你用小宇测得的数据求出对面楼房AB的高度.(结果保留到整数,参考数据:≈1.4,≈1.7)

23.如图,OA,OD是⊙O半径,过A作⊙O的切线,交∠AOD的平分线于点C,连接CD,延长AO交⊙O于点E,交CD的延长线于点B

(1)求证:直线CD是⊙O的切线;

(2)如果D点是BC的中点,⊙O的半径为3cm,求的长度(结果保留π)

24.设a,b是任意两个实数,规定a与b之间的一种运算“⊕”为:a⊕b=, 例如:1⊕(﹣3)==﹣3,(﹣3)⊕2=(﹣3)﹣2=﹣5,

(x2+1)⊕(x﹣1)=(因为x2+1>0)

参照上面材料,解答下列问题:

(1)2⊕4= ,(﹣2)⊕4= ;

(2)若x>,且满足(2x﹣1)⊕(4x2﹣1)=(﹣4)⊕(1﹣4x),求x的值.

25.如图1,抛物线y=﹣x+bx+c经过A(﹣1,0),B(4,0)两点,与y轴相交于点C,连结BC,点P为抛物线上一动点,过点P作x轴的垂线l,交直线BC于点G,交x轴于点E.

(1)求抛物线的表达式;

(2)当P位于y轴右边的抛物线上运动时,过点C作CF⊥直线l,F为垂足,当点P运动到何处时,以P,C,F为顶点的三角形与△OBC相似?并求出此时点P的坐标;

(3)如图2,当点P在位于直线BC上方的抛物线上运动时,连结PC,PB,请问△PBC的面积S能否取得最大值?若能,请求出最大面积S,并求出此时点P的坐标,若不能,请说明理由. 2

26.如图1,矩形ABCD中,AB=7cm,AD=4cm,点E为AD上一定点,点F为AD延长线上一点,且DF=acm,点P从A点出发,沿AB边向点B以2cm/s的速度运动,连结PE,设点P运动的时间为ts,△PAE的面积为ycm2,当0≤t≤1时,△PAE的面积y(cm2)关于时间t(s)的函数图象如图2

所示,连

篇二:2015年湖南省郴州市中考数学试题及解析

2015年湖南省郴州市中考数学试卷

一、选择题(共8小题,每小题3分,满分24分)

4.(3分)(2015?郴州)下列四个几何体中,它们的主视图、左视图、俯视图都是正方形的

26

.(3分)(2015?郴州)某同学在一次期末测试中,七科的成绩分别是92,100,96,93,

7.(3分)(2015

?郴州)如图为一次函数y=kx+b(k≠0)的图象,则下列正确的是( )

8.(3分)(2015?郴州)如图,在矩形ABCD中,AB=3,将△ABD沿对角线BD对折,得到△EBD,DE与BC交于点F,∠ADB=30°,则EF=( )

二、填空题(共8小题,每小题3分,满分24分)

9.(3分)(2015?郴州)2015年5月在郴州举行的第三届中国(湖南)国际矿物宝石博览会中,成交额高达

32亿元,3200000000用科学记数法表示为.

10.(3分)(2015?郴州)已知圆锥的底面半径是1cm,母线长为3cm,则该圆锥的侧面积

2为cm.

11.(

3分)(2015?郴州)分解因式:2a﹣2=.

12.(3分)(2015?郴州)函数y=中,自变量x的取值范围是

. 2

13.(3分)(2015?郴州)如图,已知直线m∥m,∠1=100°,则∠2的度数为.

14.(3分)(2015?郴州)如图,已知AB是⊙O的直径,点C在⊙O上,若∠CAB=40°,则∠ABC的度数为.

15.(3分)(2015?郴州)在m□6m□9的“□”中任意填上“+”或“﹣”号,所得的代数式为完全平方式的概率为.

16.(3分)(2015?郴州)请观察下列等式的规律:

=(1﹣),=(﹣),… 则+++…+=. =(﹣),

=(﹣), 2

三、解答题(17-19每题6分,20-23每题8分,24-25每题10分,26题12分,共82分)

17.(6分)(2015?郴州)计算:()﹣2015+|﹣

18.(6分)(2015?郴州)解不等式组

出来.

19.(6分)(2015?郴州)如图,已知点A(1,2)是正比例函数y1=kx(k≠0)与反比例函数y2=(m≠0)的一个交点.

(1)求正比例函数及反比例函数的表达式;

(2)根据图象直接回答:在第一象限内,当x取何值时,y1<y2?

,并把它的解集在数轴上表示﹣10|﹣2sin60°.

20.(8分)(2015?郴州)郴州市某中学校团委开展“关爱残疾儿童”爱心捐书活动,全校师生踊跃捐赠各类书籍共3000本.为了解各类书籍的分布情况,从中随机抽取了部分书籍分四类进行统计:A.艺术类;B.文学类;C.科普类;D.其他,并将统计结果绘制成如图所示的两幅不完整的统计图.

(1)这次统计共抽取了本书籍,扇形统计图中的m=,∠α的度数是;

(2)请将条形统计图补充完整;

(3)估计全校师生共捐赠了多少本文学类书籍.

21.(8分)(2015?郴州)自2014年12月启动“绿茵行动,青春聚力”郴州共青林植树活动以来,某单位筹集7000元购买了桂花树和樱花树共30棵,其中购买桂花树花费3000元.已知桂花树比樱花树的单价高50%,求樱花树的单价及棵树.

22.(8分)(2015?郴州)如图,要测量A点到河岸BC的距离,在B点测得A点在B点的北偏东30°方向上,在C点测得A点在C点的北偏西45°方向上,又测得BC=150m.求A点到河岸BC的距离.(结果保留整数)(参考数据:≈1.41,≈1.73)

23.(8分)(2015?郴州)如图,AC是?ABCD的一条对角线,过AC中点O的直线分别交AD,BC于点E,F.

(1)求证:△AOE≌△COF;

(2)当EF与AC满足什么条件时,四边形AFCE是菱形?并说明理由.

24.(10分)(2015?郴州)阅读下面的材料:

如果函数y=f(x)满足:对于自变量x的取值范围内的任意x1,x2,

(1)若x1<x2,都有f(x1)<f(x2),则称f(x)是增函数;

(2)若x1<x2,都有f(x1)>f(x2),则称f(x)是增函数.

例题:证明函数f(x)=(x>0)是减函数.

证明:假设x1<x2,且x1>0,x2>0

f(x1)﹣f(x2)=﹣==

∵x1<x2,且x1>0,x2>0

∴x2﹣x1>0,x1x2>0 ∴>0,即f(x1)﹣f(x2)>0

∴f(x1)>f(x2)

∴函数f(x)=(x>0)是减函数.

根据以上材料,解答下面的问题:

(1)函数f(x)=(x>0),f(1)==1,f(2)==.

(x>0)是函计算:f(3)=,f(4)=,猜想f(x)=

数(填“增”或“减”);

(2)请仿照材料中的例题证明你的猜想.

25.(10分)(2015?郴州)如图,已知抛物线经过点A(4,0),B(0,4),C(6,6).

(1)求抛物线的表达式;

(2)证明:四边形AOBC的两条对角线互相垂直;

(3)在四边形AOBC的内部能否截出面积最大的?DEFG?(顶点D,E,F,G分别在线段AO,OB,BC,CA上,且不与四边形AOBC的顶点重合)若能,求出?DEFG的最大面积,并求出此时点D的坐标;若不能,请说明理由.

26.(12分)(2015?郴州)如图,在四边形ABCD中,DC∥AB,DA⊥AB,AD=4cm,DC=5cm,AB=8cm.如果点P由B点出发沿BC方向向点C匀速运动,同时点Q由A点出发沿AB方向向点B匀速运动,它们的速度均为1cm/s,当P点到达C点时,两点同时停止运动,连接PQ,设运动时间为t s,解答下列问题:

(1)当t为何值时,P,Q两点同时停止运动?

(2)设△PQB的面积为S,当t为何值时,S取得最大值,并求出最大值;

(3)当△PQB为等腰三角形时,求t的值.

篇三:郴州市2015年中考英语试题含答案(word版)

2015年郴州市初中毕业学业考试试卷

英语

(试题卷)

本试卷共8页,分四个部分,76小题,时量90分钟,满分120分。

Ⅰ. 听力技能(三个部分,共20小题,计20分)

第一节 听音选图 根据你所听到的对话内容,选择相应的图画。听每段对话前,你将有时间阅读各个小题,每小题5秒钟;听完后,各小题将给出5秒钟的作答时间。(共4小题,计4分)

1.

第二节 对话理解 听下面的对话,从题中所给的A、B、C三个选项中选出最佳答案。听每段对话前,你将有时间阅读各个小题,每小题5秒钟;听完后,各小题将给出5秒钟的作答时间。(共11小题,计11分)

听下面的对话,回答5~6小题。

5. How’s the weather in Harbin?

A. Raining. B. Sunny.C. Snowing.

6. What are people wearing?

A. Hats and sweaters. B. Coats and jeans.C. Ties and suits.

听下面的对话,回答7~9小题。

7. Where will Helen spend her summer vacation?

A. In Sydney.B. In Moscow.C. In Shanghai.

8. How long will Jack stay at New York?

A. For a week.B. For a month. C. For a year.

9. Who will Jack go with?

A. His uncle. B. His daughter. C. His cousin.

听下面的对话,回答10~12小题。

10. When did Kate get the model plane?

A. In 2006. B. In 2008. C. In 2010.

11. Why is Kate selling the model plane?

A. Because it’s old.

B. Because it’s broken.

C. Because she doesn’t play it anymore.

12. How much is the model plane?

A. 20 cents. B. 45 cents. C. 65 cents.

听下面的对话,回答13~15小题。

13. What are Bill’s favorite subjects?

A. English and history. B. Math and chemistry. C. Geography and science.

14. Who’s Bill’s English teacher?

A. Ms. Miller.B. Ms. Clark.C. Ms. Green.

15. What does Bill think of history?

A. Difficult. B. Easy.C. Interesting.

第三节 笔录要点 根据你所听到的内容,写出下面表格中所缺的单词,每空仅填一词。听材料前,你将有时间阅读各个小题,每小题5秒钟;听完后,各小题将给出15秒钟的作答时间。(共5小题,计5分)

Ⅱ. 知识运用(两个部分,共20小题,计20分)

第一节 单项填空 从 A、B、C三个选项中选出可以填入空白处的最佳选项。(共10小题,计10分)

21. — Do you like _________color of this coat?

— Yes, I do. It looks nice.

A. a B. an C. the

22. —_________is coming. What can I get for my mother?

— What about a scarf?

A. Women’s Day B. Woman’s Day C. Womens’ Day

23. —The book Journey to the West is very popular.

— Yeah, more than_________ students in our school bought it.

A. three hundred B. three hundreds C. hundred of

24. — Work hard, _________ you’ll pass the exam.

— OK. I’ll try my best.

A. orB. and C. but

25. — Is there_________ in today’s newspaper?

— Yes. A terrible accident happened in Hubei.

A. special somethingB. anything specialC. something special

26. — What would you like, coffee or tea?

— Either________ OK. I don’t mind.

A. isB. are C. was

27. — John, I called you yesterday morning, but nobody answered the phone.

— Oh, I _________basketball at that time.

A. play B. playing C. was playing 28. Don’t forget_________ it to me when you finish reading the book.

A. to bringB. bringing C. bring

29. I will send you an e-mail as soon as I_________ in London.

A. arrivedB. arriveC. will arrive

30. _________ dangerous it is for a child to swim alone in a river!

A. What B. What a C. How

第二节 完形填空 通读下面的短文,掌握其大意,然后从各题所给的A、B、C三个选项中选出一个最佳答案。(共10小题,计10分)

One rainy morning, my phone woke me up. It was a phone call from a31driver whohad my friend’s mobile phone.32 , my friend had left it in the taxi the night before.

A33morning for taxi drivers in this big city is a very busy time. He asked me wherehe could meet me to give me the mobile phone. I told him the street where I lived. Then I quickly34and got dressed in order to meet35on the corner.

My friend had only recently moved to this city. So his mobile phone was very36to him. When the taxi driver arrived, I thanked him and praised him37having such a kind

and beautiful heart. I asked him for his name,38my friend himself could thank him. Hesaid my praises and39were all that he needed. Then he drove off.

I told my friend how I had received his40 . Hearing this, he was thankful and saidkindness was really everywhere in this world.

31. A. bus B. taxi C. car

32. A. ClearlyB. HardlyC. Luckily

33. A. sunny B. rainy C. windy

34. A. gave upB. stayed up C. got up

35. A. him B. her C. me

36. A. important B. exciting C. difficult

37. A. onB. toC. for

38. A. ever since B. so thatC. even though

39. A. thanks B. wishesC. suggestions

40. A. ID cardB. birthday gift C. mobile phone

III. 阅读技能 (四个部分,共25小题,计45分)

第一节 阅读判断 阅读短文,判断下列句子是否符合短文内容。

符合的写“T”,不符合的写“F”。(共5小题,计5分)

What are most 14-year-old boys doing? Going to school, playing

sports with friends and doing their homework. But life is much

morecolorful for the young TFBOYS members.

TFBOYS is a singers’ group started in 2013. Its name is

The

Fighting Boys. It has three members, Wang Junkai, WangYuan and Yi

Yangqianxi. Wang Junkai, the group leader, is 15 years old. The other

two boys are both 14 years old. The three young singers are so

excellent that they show themselves to thousands of people. They have

made three albums (相册) and won two singing awards (奖). Now the

three boys are among the most popular teenage stars in the country.

Many people are interested in TFBOYS. After all, its members are still junior schoolstudents. During the weekdays they study at school with their classmates. On weekends andholidays they have singing classes, dancing classes and other trainings. In fans’ eyes, the grouphas a healthy and friendly image (形象). Most of their fans are also teenagers. “We are of similarage,” teens say, “They feel like friends to us and we love their songs!”

41. TFBOYS is a singers’ group.

42. Wang Junkai is the youngest of the three boys.

43. TFBOYS has made thirteen albums and won twelve singing awards.

44. TFBOYS have singing classes, dancing classes and other trainings in their spare time.45. Many teenagers love TFBOYS and their songs.

第二节 阅读选择 (共10小题,计20分)

A

阅读下面的短文,从每题所给的A、B、C 三个选项中,选出最佳选项回答问题或完成句子。(共5 小题,计10 分)

There was once a king who had a great

palace with a wonderful garden. In the garden,

there lived all kinds of animals. All of them

enjoyed living there.

There was only one thing in the garden that the king hated: an old tree in the center of

the garden. It was so old and dry. This made

the king so angry that he finally asked some

people to cut it down and turned the place into

a swimming pool. However, after the tree was cut down, the animals left the garden. Without the animals, the garden was not so beautiful asbefore. The king was sad, but he didn’t know what had happened.

A young man went to the king, and said he could explain what had happened. “This wasbecause you cut the old tree down,” said the young man. “There were thousands of moths (飞蛾)which lived in the tree. Birds needed the moths to eat and then they produced wastes for plants togrow. The plants then attracted many other animals to your garden. So your garden became verybeautiful. But as you cut the tree down, the animals had to leave.”

“Excellent!” said the king, “I’ll make you rich and you will try to make my garden beautifulagain.”

“I’m afraid it will take many years to finish. It will take many years for the natural balance(生态平衡) to get back again,” said the young man.

The king was sad, but all he could do was just to wait.

46. Why did the king cut down the old tree?

A. Because he hated the old and dry tree.

B. Because he wanted to plant a young tree there.

C. Because he didn’t want moths to live in the tree.

47. What was the result after the tree was cut down?

A. The garden was more beautiful than before.

B. The animals left the garden.

C. The king was very happy.

48. The underlined word “attracted” in Paragraph 3 probably means “ ” in Chinese.

A. 驱赶 B. 利用C. 吸引

49. If the young man made the garden beautiful again, the king would.

A. be very angry B. make him rich C. order him to leave

50. The story tells us that.

A. it will take many years for the natural balance to get back again

B. it’s easy for us to keep the balance of nature

C. old trees should be cut down

B

阅读下列图表,从每题所给的A、B、C三个选项中,选出最佳选项回答问题或完成句子。(共5小题,计10分)

阅读下面的图表,完成51~52小题。

51. Tony is 13 years old. How many pills should he take each day?

A. 3 pills.B. 6 pills.C. 9 pills.

52. The medicine should be kept in.

A. a cool and dry place B. any place C. hot water

阅读下面的图表,完成53~55小题。

标签:郴州市 中考 时间 2015年郴州中考时间 2016郴州中考