已知 如图AB=BC角ABC=90°以AB为直径的圆O交OC于点D,AD的延长线BC与点E,过D做圆O的切线交BC于点FA∠cde=∠dfb BEF=FB C∠OCB=∠EAB D∠DFE=2∠EAB那个对啊
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/09 14:38:14
![已知 如图AB=BC角ABC=90°以AB为直径的圆O交OC于点D,AD的延长线BC与点E,过D做圆O的切线交BC于点FA∠cde=∠dfb BEF=FB C∠OCB=∠EAB D∠DFE=2∠EAB那个对啊](/uploads/image/z/12498293-29-3.jpg?t=%E5%B7%B2%E7%9F%A5+%E5%A6%82%E5%9B%BEAB%3DBC%E8%A7%92ABC%3D90%C2%B0%E4%BB%A5AB%E4%B8%BA%E7%9B%B4%E5%BE%84%E7%9A%84%E5%9C%86O%E4%BA%A4OC%E4%BA%8E%E7%82%B9D%2CAD%E7%9A%84%E5%BB%B6%E9%95%BF%E7%BA%BFBC%E4%B8%8E%E7%82%B9E%2C%E8%BF%87D%E5%81%9A%E5%9C%86O%E7%9A%84%E5%88%87%E7%BA%BF%E4%BA%A4BC%E4%BA%8E%E7%82%B9FA%E2%88%A0cde%3D%E2%88%A0dfb+++BEF%3DFB++++C%E2%88%A0OCB%3D%E2%88%A0EAB+++D%E2%88%A0DFE%3D2%E2%88%A0EAB%E9%82%A3%E4%B8%AA%E5%AF%B9%E5%95%8A)
xRj@}Pf2L,d&>dIYs-xQ(HWVAЊ۟E2M-lV̙33ݬǿ}^JOlcrnĶOɡbZMjw|/o>Ǯ5{u33Lʢ=ru~)/}^1[lQL%IoX Opqr}φ
3{~twv,,fEf/^_