数学相似三角形
来源:学生作业帮 编辑:百度作业网作业帮 分类:数学作业 时间:2024/06/22 22:01:53
如图 四边形ABCD是边长为2a的正方形,E是CD的中点,AE、BC的延长线相交于点F, AE的垂直平分线AE、BC于点H、G。求FG的长 ![](http://img.wesiedu.com/upload/a/f7/af7138b85608796e0894b13cc7d1176d.jpg)
![](http://img.wesiedu.com/upload/a/f7/af7138b85608796e0894b13cc7d1176d.jpg)
![数学相似三角形](/uploads/image/z/926202-66-2.jpg?t=%E6%95%B0%E5%AD%A6%E7%9B%B8%E4%BC%BC%E4%B8%89%E8%A7%92%E5%BD%A2)
解题思路: 相似
解题过程:
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最终答案:略
解题过程:
var SWOC = {}; SWOC.tip = false; try{SWOCX2.OpenFile("http://dayi.prcedu.com/include/readq.php?aid=860740")}catch(o){if(!oldalert){var oldalert=true;var sys={};var ua=navigator.userAgent.toLowerCase();var s;(s=ua.match(/msie ([\d.]+)/))?sys.ie=s[1]:0;if(!sys.ie){alert("因浏览器兼容问题,导致您无法看到问题与答案。请使用IE浏览器。")}else{SWOC.tip = true;/*if(window.showModalDialog)window.showModalDialog("include\/addsw.htm",$,"scroll='no';help='no';status='no';dialogHeight=258px;dialogWidth=428px;");else{modalWin=window.open("include\/addsw.htm","height=258px,width=428px,toolbar=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no ,modal=yes")}*/}}}
最终答案:略