2020年中考数学全真模拟试卷(四川成都专用)(一)(原卷版).pdf

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1、2020 年中考数学全真模拟卷(四川成都专用)(一)数学注意事项:1.全卷分 A卷和 B卷,A 卷满分 100分,B 卷满分 50 分;考试时间 120分钟2.在作答前,考生务必将自己的姓名.准考证号涂写在试卷和答题卡规定的地方,考试结束,监考人员将试卷和答题卡一并收回.3选择题部分必须使用2B铅笔填涂;非选择题部分必须使用毫米黑色墨水签字笔书写,字体工整.笔迹清楚.4请按照题号在答题卡上各题目对应的答题区域内作答,超出答题区域书写的答案无效;在草稿纸.试卷上答题无效.5保持答题卡清洁,不得折叠.污染.破损等.A卷(共 100 分)一选择题(共 10 小题,每小题 3 分,满分 30 分)1在

2、下列气温的变化中,能够反映温度上升5的是()A气温由 5到 5B气温由 1到6C气温由 5到 0D气温由 2到 32如图所示几何体的左视图正确的是()ABCD3我国在“一带一路”建设中,克服国际贸易环境不利因素,贸易合作硕果累累,今年前 10 个月逆势增长,贸易进出口总额达到万亿元人民币这个数据用科学记数法表示为()A109元B108元C1012元D1013元4点P(1,3)向下平移 2 个单位后的坐标是()A(1,2)B(0,1)C(1,5)D(1,1)5已知直线mn,将一块含 45角的直角三角板ABC按如图方式放置,其中斜边BC与直线n交于点D若125,则2的度数为()文档编码:CX7K5

3、X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W

4、2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R

5、9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E

6、1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P

7、6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10

8、L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码

9、:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5文档编码:CX7K5X6L10W2 HF6R9G9K5E1 ZQ3P6Y5G10L5A60B65C70D756下列各运算中,计算正确的是()A2a?3a6aB(3a2)327a6Ca4a22aD(a+b)2a2+ab+b27关于x的分式方程2?-5?-3=0 的解为()A

10、3 B2 C2 D38某地连续 8 天的最低气温统计如表该地这8 天最低温度的中位数是()最低气温()14182025天数1322A14 B18 C19 D209已知O是正六边形ABCDEF的外接圆,P为O上除外任意一点,则CPD的度数为()文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC

11、5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:C

12、C5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:

13、CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码

14、:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编

15、码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档

16、编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文

17、档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10A30B30或 150 C60D60或 12010抛物线yax2+bx+c(a0)如图所示,下列结论:abc0;点(3,y1),(1,y2)都在抛物线上,则有y1y2;b2(a+c)2;2ab0正确的结论有()A4 个B3 个C2 个D1 个二填空题(共 4 小题,每小题 4 分,满分 16 分)11若代数式 18x与 9x3 的值互为相反数,则x12如果等腰三角形的一个角比另一个角大30,那么它的顶角是13 当直线y(22k

18、)x+k3 经过第二.三.四象限时,则k的取值范围是14如图,在平行四边形ABCD中,以顶点A为圆心,AD长为半径,在AB边上截取文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE

19、10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 H

20、E10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9

21、HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9

22、 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S

23、9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10

24、S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R1

25、0S9 HE10P5W4R2V6 ZE2P7A9J1F10AEAD,用尺规作图法作出BAD的角平分线AG,若AD5,DE6,则AG的长是三解答题(共 6 小题,满分 54 分)15(12 分)(1)计算4?30+(?-3)0-12-|-1|;(2)解不等式2?-73(?-1)43?+31-23?16(6 分)先化简,再求值:(2?-1-1?)(?2+?2-2?+1),其中a2+a10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE1

26、0P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE

27、10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 H

28、E10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9

29、HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9

30、 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S

31、9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10

32、S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F1017(8 分)我校对全校学生进传统文化礼仪知识测试,为了了解测试结果,随机抽取部分学生的成绩进行分析,现将成绩分为三个等级:不合格.一般.优秀,并绘制成如下两幅统计图(不完整)请你根据图中所给的信息解答下列问题:(1)本次随机抽取的人数是人,并将以上两幅统计图补充完整;(2)若“一般”

33、和“优秀”均被视为达标成绩,则我校被抽取的学生中有人达标;(3)若我校学生有 1200人,请你估计此次测试中,全校达标的学生有多少人18(8 分)如图,某办公楼AB的右边有一建筑物CD,在建设物CD离地面 2 米高的点E处观测办公楼顶A点,测得的仰角AEM22,在离建设物CD25 米远的F文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4

34、R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W

35、4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5

36、W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P

37、5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10

38、P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE1

39、0P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE

40、10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10点观测办公楼顶A点,测得的仰角AFB45(B,F,C在一条直线上)(1)求办公楼AB的高度;(2)若要在A,E之间挂一些彩旗,请你求出A,E之间的距离(参考数据:,)19(1,分)如图,在平面直角坐标系中,一次函数yax+b的图象与反比例函数y=?(k为常数,k0)的图象交于二.四象限内的两点,与y轴交于C点 点A的坐标为(m,3),点B与点A关于yx成轴对称,tanAOC=13

41、(1)求k的值;(2)直接写出点B的坐标,并求直线AB的解析式;文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8

42、Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E

43、8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5

44、E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC

45、5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:C

46、C5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:

47、CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10(3)P

48、是y轴上一点,且SPBC2SAOB,求点P的坐标20(10 分)如图,过点P作PA,PB,分别与以OA为半径的半圆切于A,B,延长AO交切线PB于点C,交半圆与于点D(1)若PC5,AC4,求BC的长;(2)设DC:AD1:2,求?+?的值文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5

49、E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC

50、5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:CC5E8Z1R10S9 HE10P5W4R2V6 ZE2P7A9J1F10文档编码:C