题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042013-27980.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042013-88856.gif)
A.![]() | B.![]() | C.![]() | D.![]() |
答案
解析
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042005-58608.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042005-66531.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042005-58660.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042005-66531.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042006-44630.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042006-41523.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042005-66531.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042006-59401.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042006-36753.gif)
若
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042007-11610.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042007-66481.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042007-99665.gif)
如图,已知BA是
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042000-85817.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042000-47460.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042000-47460.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042001-61875.gif)
(Ⅰ)求证:C、E、F、D四点共圆;
(Ⅱ)求证:
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023042001-75615.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023041953-36055.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023041953-47246.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023041954-13032.jpg)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023041946-87110.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023041940-71281.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023041941-43387.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023041941-24426.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023041941-30373.gif)
(1)求直线
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023041941-86212.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023041941-91553.gif)
(2)求直线
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023041941-86212.gif)
最新试题
- 1Once upon a time there lived an old man. He had three sons.
- 2下列有关人体生命活动调节的描述中,不正确的是 [ ]A.人体神经细胞与其他细胞明显不同,它的细胞体生有许多突起
- 3设命题p:函数f(x)=lg(ax2-x+116a)的定义域是R;命题q:不等式3x-9x<a对一切正实数x均成立.(1
- 4数学课上老师与同学们一起利用球体的体积公式V=43πr3计算出地球的体积约是9.05×1011km3,接着老师问道:“太
- 5目前海洋资源中还没有得到开发利用的是[ ]A.生物资源B.能源矿产C.化学资源D.潮汐、波浪等水力资源
- 6父母应得到爱的回报,受到子女的孝敬,是因为( )(1)父母赋予我们生命 (2)父母哺育我们成长(3)父母
- 7过点P(0,-2)的双曲线C的一个焦点与抛物线的焦点相同,则双曲线C的标准方程是( )A.B.C.D.
- 8生物体能由小长大是通过 ( ) A.细胞分裂B.细胞生长C.细胞分裂和生长D.细胞分化
- 9When the headmaster spoke out his plan, the _________of the
- 10— What are you reading, Tom? — I"m not really reading, just
热门考点
- 1我国商业银行的基础业务是[ ]A.办理结算B.贷款业务C.存款业务D.买卖债券
- 2下列各项中不属于无性生殖的是[ ]A.利用根繁殖B.利用茎繁殖C.利用叶繁殖D.利用种子繁殖
- 3如图所示,当开关S1闭合,S2断开时,电流表A的示数为0.24A,则通过灯L1的电流是______A,通过灯L2的电流是
- 4(1)计算:C33+C43+C53+…+C103(2)证明:Ank+kAnk-1=An+1k.
- 5下列加粗字注音完全正确的一项是[ ]A.蓦然(mò)禁锢(ɡù)哂笑(shěn)如法炮制(pào)B.亘古(ɡè
- 6These are five_______ of_______. [ ]A. kilo; toma
- 7阅读《长江之歌》歌词,完成题目。(每小题1分,共6分)你从雪山走来春潮是你的风采你向东海奔去惊涛是你的气概你用甘甜的乳汁
- 8完成句子。recycle advertise late improve else
- 9下列有关赵州桥的叙述正确的是①隋朝的杰出建筑②由鲁班设计并建造③比欧洲类似的桥早建700年④是世界上现存的最古老的石拱桥
- 10|﹣2|的相反数是[ ]A.B.﹣2C.D.2