Chrome，
QQ浏览器
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![人教数学九下28.2.1解直角三角形[李老师]【市一等奖】优质课](//imgshow.1ydt.com/img?url=%2F%2Fi1.hdslb.com%2Fbfs%2Farchive%2F0cc989761d5a655bb06ca4232b874cfa407ff19c.jpg%40672w_378h_1c_%21web-search-common-cover)
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播放：13 时间：2024-06-19简介： -
![《直角三角形全等的判定》优质课公开课 北师大版数学八年级下册 教师获奖公开课 比赛课课堂实录（配套PPT课件教案）[吴老师]【市一等奖】](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F39393eebc9a63bb44514025b586a8da92e35faee.jpg%40672w_378h_1c_%21web-search-common-cover)
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![人教数学九下28.2.1解直角三角形[李老师]【市一等奖】优质课](http://imgshow.1ydt.com/img?url=%2F%2Fi1.hdslb.com%2Fbfs%2Farchive%2F0cc989761d5a655bb06ca4232b874cfa407ff19c.jpg%40672w_378h_1c_%21web-search-common-cover)
![《直角三角形全等的判定》优质课公开课 北师大版数学八年级下册 教师获奖公开课 比赛课课堂实录（配套PPT课件教案）[吴老师]【市一等奖】](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F39393eebc9a63bb44514025b586a8da92e35faee.jpg%40672w_378h_1c_%21web-search-common-cover)
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