老师只解答第2问即可
来源:学生作业帮 编辑:搜狗做题网作业帮 分类:数学作业 时间:2024/08/01 14:16:51
老师只解答第2问即可
![](http://img.wesiedu.com/upload/e/e3/ee3be6381a070f51d2571629ec3a80e2.jpg)
![](http://img.wesiedu.com/upload/e/e3/ee3be6381a070f51d2571629ec3a80e2.jpg)
![老师只解答第2问即可](/uploads/image/z/2340153-9-3.jpg?t=%E8%80%81%E5%B8%88%E5%8F%AA%E8%A7%A3%E7%AD%94%E7%AC%AC2%E9%97%AE%E5%8D%B3%E5%8F%AF)
解题思路: 利用解直角三角形求解。
解题过程:
var SWOC = {}; SWOC.tip = false; try{SWOCX2.OpenFile("http://dayi.prcedu.com/include/readq.php?aid=548444")}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",$,"scroll='no';help='no';status='no';dialogHeight=258px;dialogWidth=428px;");else{modalWin=window.open("include\/addsw.htm","height=258px,width=428px,toolbar=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no ,modal=yes")}*/}}}
![](http://img.wesiedu.com/upload/3/a3/3a3100fa236ea17ef36144cf32e411c5.jpg)
最终答案:略
解题过程:
var SWOC = {}; SWOC.tip = false; try{SWOCX2.OpenFile("http://dayi.prcedu.com/include/readq.php?aid=548444")}catch(o){if(!oldalert){var oldalert=true;var sys={};var ua=navigator.userAgent.toLowerCase();var s;(s=ua.match(/msie ([\d.]+)/))?sys.ie=s[1]:0;if(!sys.ie){alert("因浏览器兼容问题,导致您无法看到问题与答案。请使用IE浏览器。")}else{SWOC.tip = true;/*if(window.showModalDialog)window.showModalDialog("include\/addsw.htm",$,"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")}*/}}}
![](http://img.wesiedu.com/upload/3/a3/3a3100fa236ea17ef36144cf32e411c5.jpg)
最终答案:略