如图.矩形ABCD的对角线AC、BD相交于点O,过点O作OE⊥AC交AB于E,若BC=4,△AOE的面积为5,则sin∠BOE的值为_____ .
![](https://img.xkw.com/dksih/QBM/2013/7/29/1573672966258688/1573672972238848/STEM/416b632ad67e4baf9b3f9117547a8ccb.png?resizew=140)
2013·黑龙江哈尔滨·中考真题 查看更多[4]
2013年初中毕业升学考试(黑龙江哈尔滨卷)数学浙教版九年级数学下册第一章 解直角三角形单元测试(已下线)【万唯原创】2014年河南省中考数学-试题研究-第一部分第五章2 (2)(已下线)【万唯原创】2014年陕西-试题研究-第1部分.考点研究36
更新时间:2016-12-05 10:28:46
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