题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071505-20679.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071506-75909.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071506-37571.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071506-84421.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071507-82193.gif)
(1) (2) (3)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071507-72020.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071507-88074.gif)
解析
核心考点
试题【顺次连结面积为1的正三角形的三边中点构成一个黑色三角形,在余下的白色三角形上重复上面的操作。第(1)个图中黑色三角形面积总和为,第(2)个图中黑色三角形面积总和】;主要考察你对解三角形应用等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071458-35827.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071458-98180.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071458-92258.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071459-11405.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071459-70617.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071459-90161.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071459-35363.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071459-30871.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071500-72586.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071452-39310.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071452-94652.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071452-21371.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071452-12639.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071453-54445.gif)
则
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071453-94609.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071453-60193.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071453-64197.jpg)
在
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071444-83367.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071445-45631.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071445-68309.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071445-60676.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071445-67993.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071445-85813.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071446-48037.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071446-80155.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071446-44186.gif)
(Ⅰ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071446-30512.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071447-46922.gif)
(Ⅱ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071444-83367.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071447-56090.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071445-85813.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071446-48037.gif)
在
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071437-93871.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071437-75151.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071438-12044.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071438-63524.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071438-45988.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071438-50295.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071438-34162.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071439-97794.gif)
(Ⅰ)求
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071439-54940.gif)
(Ⅱ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071439-31000.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071439-29761.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071438-34162.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071430-87466.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071430-60289.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071430-18867.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071430-16953.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071430-83540.gif)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071430-97511.gif)
(2)若
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071430-26028.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191020/20191020071430-16104.gif)
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