题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065541-60321.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065541-13268.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065541-94734.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065541-81010.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065542-99829.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065542-40427.png)
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065541-94734.png)
核心考点
举一反三
(1)直线
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065529-52172.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065529-67647.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065529-73484.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065529-82011.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065530-74817.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065530-14610.png)
(2)同一平面内,三条不同的直线
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065529-52172.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065530-28764.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065531-48221.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065529-52172.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065530-28764.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065531-48221.png)
(3)任意
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065531-43196.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065531-66425.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065531-98511.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065531-66425.png)
(4)、以点
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065532-24932.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065532-17675.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065532-28946.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065533-23848.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065532-17675.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065533-85820.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065524-45587.png)
A.8种 | B.13种 |
C.21种 | D.34种 |
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065522-31228.png)
(1)由圆的性质类比出球的有关性质;
(2)由直角三角形、等腰三角形、等边三角形的内角和是
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065515-75565.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065515-75565.png)
(3)教室内有一把椅子坏了,则该教室内的所有椅子都坏了;
(4)三角形内角和是
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065515-75565.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065515-50325.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065516-79294.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191106/20191106065516-69462.png)
A.(1)(2) | B.(1)(3)(4) | C.(1)(2)(4) | D.(2)(4) |
A.① | B.② | C.③ | D.①和② |
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