2002年江西省中考数学试卷(word文档良心出品).pdf

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1、1 江西省 2002年中等学校招生统一考试数学试卷说明：本卷共有六个大题，28 个小题，全卷满分120 分，考试时间为120 分钟一、填空题（本大题共12 小题，每小题3 分，共 36 分）1计算：（2）3_2化简：2a（2a 1）_3如图，一轴对称图形画出了它的一半，请你以虚线为对称轴，徒手画出此图形的另一半4若m、n互为相反数则m1n _5如图，要测量A、B两点间距离，在O点设桩，取OA中点C，OB中点D，测得CD31.4 米，则AB_米6若x5，则25x_7若实数m、n满足0312nm，则m_，n_8在方格纸上有一个ABC，它的顶点位置如图所示，则这个三角形是_三角形9不等式组43xx，

2、的解集是 _10如图，P是的边OA上一点，且P点坐标为（3，4），则sin _，cos_2 11两个不相等的无理数，它们的乘积为有理数，这两个数可以是_12在右边的日历中，任意圈出一竖列上相邻的三个数，设中间的一个数为a，则这三个数之和为 _（用含a的代数式表示）二、选择题（本大题共8 小题，每小题3 分，共 24 分）每不题只有一个正确选项，把正确选项的2代号填在题后的括号内13在平面直角坐标系中，点（1，m21）一定在（）（A）第一象限（B）第二象限（C）第三象限（D）第四象限14如图，已知ABCD是平行四边形，下列结论中，不一定正确的是（）（A）ABCD（B）ACBD（C）当ACBD时，

3、它是菱形（D）当ABC 90时，它是矩形15关于x的方程x22xk0 有两个不相等的实数根，则实数k的取值范围是（）（A）k1（B）k1（C）k1（D）k1 16 右图是某市一天的温度随时间变化的图象，通过观察可知：下列说法错误的是（）文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2

4、O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档

5、编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2

6、O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档

7、编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2

8、O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档

9、编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U93（A）这天 15 点时温度最高（B）这天 3 点时温度最低（C）这天最高温度与最低温度的差是13（D）这天 21 点温度是

10、3017如图，PA切O于A，PB切O于B，OP交O于C，下列结论中，错误的是（）（A）1 2（B）PAPB（C）ABOP（D）P A2PCPO18计算21212的结果是（）（A）21（B）123（C）1（D）1 19设“”“”“”表示三种不同的物体，现用天平称了两次，情况如图所示，那么、这三种物体按质量从大到小的顺序排列应为（）（A）（B）（C）（D）20 下面四个图形每个均由六个相同的小正方形组成，折叠后能围成正方体的是（）（A）（B）（C）（D）文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W

11、3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E

12、3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W

13、3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E

14、3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W

15、3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E

16、3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W

17、3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U94 三、（本大题共2 小题，每小题6 分，共 12 分）21请你先化简，再选取一个使原式有意义，而你又喜爱的数代入求值112223xxxxxx22分别解不等式2x35（x 3）和13161yy，并比较x，y的大小四、（本大题共 2 小题，每小题7 分，共 14 分）23如图，ABAE，ABCAED，BCED，点F是CD的中点（1）求证：AFCD；（2）在你连接BE后，还能得出什么新的结论？请写出三个（不要求证明）文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:

18、CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X

19、4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:

20、CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X

21、4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:

22、CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X

23、4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:

24、CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U95 24如图，已知ABC内接于O，AE切O于点A，BCAE，（）求证：ABC是等腰三角形；（）设AB10cm，BC8cm，点P是射线AE上的点，若以A、P、C为顶点的三角形与ABC相似，问这样的点有几个？并求AP的长五、（本大题共3 小题，每小题8 分，共 24 分）25有一个只许单向通过的窄道口，通常情况下，每分钟可以通过9 人一天，王老师到达道口时，发现由于拥挤，每分钟只能3 人通过道口，此时，自己前面还有36 个人等待通过（假定先到的先过，

25、王老师过道口的时间忽略不计），通过道口后，还需7 分钟到达学校（1）此时，若绕道而行，要15 分钟到达学校，从节省时考虑，王老师应选择绕道去学校，还是选择通过拥挤的道口去学校？（2）若在王老师等人的维持下，几分钟后，秩序恢复正常（维持秩序期间，每分钟仍有 3 人通过道口），结果王老师比拥挤的情况下提前了6 分钟通过道口，问维持秩序的时间是多少？文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU

26、6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X

27、4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU

28、6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X

29、4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU

30、6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X

31、4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U96 26已知抛

32、物线yx2bxc与x轴的两个交点分别为A（m，），B（n，），且mn 4，31nm（1）求此抛物线的解析式；（2）设此抛物线与y轴交点为C，过C作一条平行于x轴的直线交抛物线于另一点P，求ACP的面积 SACP27甲、乙两同学做“投球进筐”游戏商定：每人玩5 局，每局在指定线外将一个皮球投往筐中，一次未进可再投第二次，以此类推，但最多只能投6 次，当投进后，该局结束，并记下投球次数；当6 次都未投进时，该局也结束，并记为“”两人五局投球情况如下：第一局第二局第三局第四局第五局甲5 次4 次1 次乙2 次4 次2 次（1）为计算得分，双方约定：记“”的该局得0 分，其他局得分的计算方法要满足两个

33、条件：投球次数越多，得分越低；得分为正数 请你按约定的要求，用公式、表格、文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O

34、4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编

35、码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O

36、4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编

37、码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O

38、4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编

39、码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U97 语言叙述等方式，选取其中一种写出一个将其他局的投球次数n换算成得分M 的具体方案；（2）请根据上述约定和你写出的方案，计算甲、乙两人的每局得分，填入牌上的表格中，并从平均分的角度来判断谁投得更好六、（本大题共1 小题，共10 分）28如图，正三角形ABC的边长为63厘米，O的半径为

40、r厘米，当圆心O从点A 出发，沿着线路ABBCCA运动，回到点A 时，O随着点O的运动而移动（1）若r3厘米，求O首次与BC边相切时，AO的长文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4

41、ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K

42、2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4

43、ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K

44、2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4

45、ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K

46、2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U98（2）在O移动过程中，从切点的个数来考虑，相切有几种不同的情况？写出不同情况下，r的取值范围及相应的切点个数（3）设O在整个移动过程中，在ABC内部、O未经过的部分的面积为S，在 S0 时，求 S 关于r的函数解析式

47、，并写出自变r的取值范围文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6

48、K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4

49、 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6

50、K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4 ZR1W3Q5P3U9文档编码:CU6K2S4E3C2 HP7Z2O4X4X4