题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151448-61715.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151448-92714.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151448-65375.png)
A.![]() | B.![]() | C.![]() | D.![]() |
答案
解析
试题分析:两条直线垂直,需要
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151449-98855.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151448-65375.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151449-74442.png)
点评:两条直线垂直,最好用
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151450-65871.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151438-54177.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151438-19563.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151439-65288.png)
A.![]() ![]() | B.![]() ![]() | C.![]() ![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151432-47449.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151432-51585.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151432-70846.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151432-78164.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151433-76558.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151433-34675.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151433-55881.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151427-69473.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151427-99696.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151428-95248.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151427-69473.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151427-69473.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151421-76467.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151421-76467.png)
(1)过定点
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151421-78542.png)
(2)与直线
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151421-45314.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151411-24609.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151411-65916.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151411-63804.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151412-68776.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151411-24609.png)
最新试题
- 1函数y=2x的图象经过的点是( )A.(2,1)B.(2,-1)C.(2,4)D.(-12,2)
- 2七水硫酸镁(MgSO4·7H2O)为白色细小四角柱状结晶,无臭,味苦,在干燥空气中易风化,易溶于水,微溶于甘油,微溶于乙
- 3初温和质量都相同的铜块和铁块,吸收相同的热量后,将它们相互接触,则( )A.它们之间不发生热传递B.热由铜块传给铁块C
- 4Many man-made satellites _____ up into space by many countri
- 5如图,⊙O的直径为10,圆心O到弦AB的距离OM的长为4,则弦AB的长是( )A.3B.6C.4D.8
- 6成熟的红细胞没有( )A.细胞膜B.细胞质C.细胞核D.细胞器
- 7在平面直角坐标系中,过坐标原点的一条直线与函数的图像交于P、Q两点,则线段PQ长的最小值是 .
- 8 Health,Wellness and the Politics of Food 9∶00-9∶45a
- 92010年世界博览会在上海举办。某校高二(1)班同学以“走进世博,聚焦安徽”为主题开展探究活动。同学们通过查阅、上网等途
- 10某生物兴趣小组探究土壤的潮湿程度对鼠妇生活的影响。请帮助他们完成下面的探究报告。鼠妇常生活在花园、庭院中的花盆或石块下,
热门考点
- 1同学们在一次以“合理消费”为主题的经验交流会上提出下列观点,填出这些观点所体现的哲学道理。(10分)
- 2对可逆反应A(g)+B(g)===C(g) ΔH>0,下列图像正确的是
- 3据统计,2012年十一期间,我市某风景区接待中外游客的人数为86740人次,将这个数字保留三个有效数字,用科学记数法可表
- 4下图是光合作用过程中的某一阶段图解,据图回答: (1)该图解所示的过程是光合作用的___________阶段。(2)C6
- 5《全国优势农产品区域布局规划(2008~2015年)》对2008年~2015年优化我国农业区域布局的指导思想、总体目标、
- 6(本小题满分14分)如图,矩形ABCD中,AD⊥平面ABE,AE=EB=BC,F为CE上的点,且BF⊥平面ACE.(1)
- 7She is Linda Brown. Her ______ is Brown.A.first nameB.family
- 8不等式组 的解集在数轴上表示正确的是[ ] A.B.C.D.
- 9某同学步行前往学校时的行进速度是6千米/小时,从学校返回时的行进速度是4千米/小时,那么该同学往返学校的平均速度是(
- 10某一温度下将一定量的M物质的溶液蒸发15克水后,析出2克晶体,再蒸发15克水,又析出5克晶体,若再蒸发15克水,将析出晶