in the figure above= =就这么点东西,完全不看懂题目啊.这个X问的啥啊.
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 21:55:18
![in the figure above= =就这么点东西,完全不看懂题目啊.这个X问的啥啊.](/uploads/image/z/14718219-51-9.jpg?t=in+the+figure+above%3D+%3D%E5%B0%B1%E8%BF%99%E4%B9%88%E7%82%B9%E4%B8%9C%E8%A5%BF%2C%E5%AE%8C%E5%85%A8%E4%B8%8D%E7%9C%8B%E6%87%82%E9%A2%98%E7%9B%AE%E5%95%8A.%E8%BF%99%E4%B8%AAX%E9%97%AE%E7%9A%84%E5%95%A5%E5%95%8A.)
in the figure above= =就这么点东西,完全不看懂题目啊.这个X问的啥啊.
in the figure above
= =就这么点东西,完全不看懂题目啊.这个X问的啥啊.
in the figure above= =就这么点东西,完全不看懂题目啊.这个X问的啥啊.
印歪了吧?30 x x应该是三个角度,加起来180.
所以x = (180-30)/2 = 75
选D