1 . 设向量
,若向量
与向量
垂直,则
的值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cfe10528e9671dd5846174482969b3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51bb522a156eb6b276e867dee9754498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5d1ae4f96f71620d96bff7e847a1391.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5fffd330dd6b9241659d790bd2a7fb2.png)
A.3 | B.1 | C.![]() | D.-1 |
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2 . 已知角
的顶点与原点重合,始边与
轴非负半轴重合,终边在直线
上,则
的值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26ab55147ca5c0f958af43b0637ee31b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b9f0b9e53a83e68f5fec944f343119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fd6660372ca1ccc1b252b24e5406a9f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
3 . 如图,
中,
,
为
的中点,以
为圆心,
为半径的半圆与
交于点
,
为半圆上任意一点,则
的最小值为
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/67c3532aa060424ab2d70b374ea0ba01.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/b3cd01e5555d42b38ce01dda0634b8c2.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/f1a5179642934382a16dced8feffb763.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/0eb26a58b8bd4f12ab653bca0f3a0c76.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/4185d01d2d814c77a74e5d979c4a0491.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/0eb26a58b8bd4f12ab653bca0f3a0c76.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/47f315cb7928412c8cf4f76996c4af52.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/4185d01d2d814c77a74e5d979c4a0491.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/867ad0cb2e42473f908df292e1c711a9.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/c0b38be6a417478e8da6fbe60ad66463.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/3ccdf30615384b5098eb2968d8e40e32.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731632128/STEM/67c3532aa060424ab2d70b374ea0ba01.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-04更新
|
569次组卷
|
2卷引用:2016届海南省海南中学高考模拟九理科数学试卷
4 . 梯形
中,
,则![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001387520/STEM/4f9a1c6d74194fa7b30d4827f1205b44.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001387520/STEM/e9e38fca3b94463abba39c0fca55babc.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001387520/STEM/92910b2b1e3a49e9bfea07d6189d31b1.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001387520/STEM/4f9a1c6d74194fa7b30d4827f1205b44.png)
A.![]() | B.![]() | C.![]() | D.不能确定 |
您最近一年使用:0次
5 .
的值为
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001330176/STEM/631d88ad1d0d49398477db9cbc09c739.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 在平面直角坐标系
中有不共线三点
,
,
.实数
满足
,则以
为起点的向量
的终点连线一定过点
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647464181760/1572647470194688/STEM/8fd2ec59051647e9a14d75691146a6df.png)
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647464181760/1572647470194688/STEM/df816f4bfb38458898bed72771ca2e2d.png)
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647464181760/1572647470194688/STEM/ff7aabbf4fbe414eac2f74a5f0ea5165.png)
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647464181760/1572647470194688/STEM/2d74b869c8ec439e9c71b34340deb807.png)
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647464181760/1572647470194688/STEM/7ce48307abc6497286131f1dd6bb23d1.png)
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647464181760/1572647470194688/STEM/3a82c15d97664a63a57cef2ba1ec7f3f.png)
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647464181760/1572647470194688/STEM/cf7bd5a5fe1c43e68a9e043d784afbeb.png)
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647464181760/1572647470194688/STEM/3bd042626f324ba78a3f81316daa027f.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2016-12-04更新
|
188次组卷
|
2卷引用:2016届海南省海南中学高三考前高考模拟七理科数学试卷
7 . 已知在平面直角坐标系
中,角
的终边在直线
位于第一象限的部分,则![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647610482688/1572647615553536/STEM/86b3f28384b64a5896f0674ad2e71809.png)
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647610482688/1572647615553536/STEM/081821985962441ead830418c7563a80.png)
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647610482688/1572647615553536/STEM/3fb965f0a68147caa2c1f8ac68f93d97.png)
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647610482688/1572647615553536/STEM/a8016a55e44f4cac8491ac415f6c814f.png)
![](https://img.xkw.com/dksih/QBM/2016/5/25/1572647610482688/1572647615553536/STEM/86b3f28384b64a5896f0674ad2e71809.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-04更新
|
288次组卷
|
2卷引用:2016届海南省海南中学高三考前高考模拟七理科数学试卷
8 . 已知![](https://img.xkw.com/dksih/QBM/2016/3/25/1572557501038592/1572557507067904/STEM/bc82123b9d564ad98113ce1d1ca8d5eb.png?resizew=195)
_____________ .
![](https://img.xkw.com/dksih/QBM/2016/3/25/1572557501038592/1572557507067904/STEM/bc82123b9d564ad98113ce1d1ca8d5eb.png?resizew=195)
您最近一年使用:0次
9 . 已知函数
(ω>0)的最小正周期为4π,则该函数的图像
![](https://img.xkw.com/dksih/QBM/2016/3/25/1572557501038592/1572557506912256/STEM/f9b24514f22c4ad7bee07687be3659fe.png)
A.关于直线x=![]() |
B.关于直线x=![]() |
C.关于点(![]() |
D.关于点(![]() |
您最近一年使用:0次
10 . 设向量
=(2sin α,1),
=(1,cos α),且
∥
,则锐角α为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/696bf63a3a726968a19b8927be5a2112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0928087301c0628fba2a9cd3af14f34d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/696bf63a3a726968a19b8927be5a2112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0928087301c0628fba2a9cd3af14f34d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次