【全国百强校】吉林省乾安县第七中学2016-2017学年高一下学期期末考试数学试题

试卷第1页，共7页

绝密★启用前

【全国百强校】吉林省乾安县第七中学2016-2017学年高一

下学期期末考试数学试题

试卷副标题

考试范围：xxx ；考试时间：66分钟；命题人：xxx

学校:___________姓名：___________班级：___________考号：___________

注意事项．

1．答题前填写好自己的姓名、班级、考号等信息 2．请将答案正确填写在答题卡上

第I 卷（选择题）

一、选择题（题型注释）

1、在中，

分别为内角

的对边，已知

，则

（ ） A ．1 B ．

或1 C ．1或

D ．2

2、已知

是正方形

内的一点，且满足

，

，在正方形

内投一个点，该点落在图中阴影部分内的概率是（ ）

A ．

B ．

C ．

D ．

试卷第2页，共7页

3、已知向量夹角为

，且

，，则（ ）

A ．

B ．

C ．

D ．

4、公元263年左右，我国古代数学家刘徽用圆内接正多边形的面积去逼近圆的面积求圆周率

，刘徽称这个方法为“割圆术”，并且把“割圆术”的特点概括为“割之弥细，所

失弥少，割之又割，以至于不可割，则与圆周合体而无所失矣”，下图是根据刘徽的“割圆术”思想设计的一个程序框图，若运行该程序，则输出的的值为（ ）（参考数据：

，

，

）

A ．24

B ．30

C ．36

D ．48

5、在区间

上随机取一个数，则事件“

”发生的概率为（ ）

A ．

B ．

C ．

D ．

6、设点

是函数

的图像

的一个对称中心，若点

到图像

的对称轴

上的距离的最小值为，则

的最小正周期是（ ）

A ．

B ．

C ．

D ．

7、从1,2,3,4,5中有放回地依次取出两个数，则下列各对事件是互斥而不是对立事件的是（ ）

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