已知,等腰三角形ABC,角BAC=90度,AC=AB,BE是角ABC的角平分线,CD垂直于BE的延长线于点D,求证:BE=2CD老师还没讲,我是提前写的,想了半天也没想出来,那位天才能解出来?我还会给分的)
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/08 21:30:53
![已知,等腰三角形ABC,角BAC=90度,AC=AB,BE是角ABC的角平分线,CD垂直于BE的延长线于点D,求证:BE=2CD老师还没讲,我是提前写的,想了半天也没想出来,那位天才能解出来?我还会给分的)](/uploads/image/z/8671585-49-5.jpg?t=%E5%B7%B2%E7%9F%A5%2C%E7%AD%89%E8%85%B0%E4%B8%89%E8%A7%92%E5%BD%A2ABC%2C%E8%A7%92BAC%3D90%E5%BA%A6%2CAC%3DAB%2CBE%E6%98%AF%E8%A7%92ABC%E7%9A%84%E8%A7%92%E5%B9%B3%E5%88%86%E7%BA%BF%2CCD%E5%9E%82%E7%9B%B4%E4%BA%8EBE%E7%9A%84%E5%BB%B6%E9%95%BF%E7%BA%BF%E4%BA%8E%E7%82%B9D%2C%E6%B1%82%E8%AF%81%EF%BC%9ABE%3D2CD%E8%80%81%E5%B8%88%E8%BF%98%E6%B2%A1%E8%AE%B2%2C%E6%88%91%E6%98%AF%E6%8F%90%E5%89%8D%E5%86%99%E7%9A%84%2C%E6%83%B3%E4%BA%86%E5%8D%8A%E5%A4%A9%E4%B9%9F%E6%B2%A1%E6%83%B3%E5%87%BA%E6%9D%A5%2C%E9%82%A3%E4%BD%8D%E5%A4%A9%E6%89%8D%E8%83%BD%E8%A7%A3%E5%87%BA%E6%9D%A5%3F%E6%88%91%E8%BF%98%E4%BC%9A%E7%BB%99%E5%88%86%E7%9A%84%EF%BC%89)
xS]S@+2$$!MotB[ QTlRj;U
&ɿЛ/Cݽ
gũYòS8ͲJ:2R(!YD{LdDր8vuޥHh]JQɗq\};R)$4fUXEurYrkstJYm}GR\ʚ;fT7"DȂiT/; rř8;} (nWuZu]?K
&'|Z6+ԟzėI#əc'Sdz&Zx句'7ɔQNfUBCgSS &B8lcBDaYF0 /Zf >AuX!1Ɖ #
Y^[/@ 0cEMd.0AcِYx^]tf<_=ϑOQ+?,F