延长△ABc的各边,使得BF=Ac,AE=cD=AB,顺次连接D,E,F,得到△DEF为等边三角形.求证:(1)△AEF≌△cDE;(2)△ABc为等边三角形.
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![延长△ABc的各边,使得BF=Ac,AE=cD=AB,顺次连接D,E,F,得到△DEF为等边三角形.求证:(1)△AEF≌△cDE;(2)△ABc为等边三角形.](/uploads/image/z/5336600-32-0.jpg?t=%E5%BB%B6%E9%95%BF%E2%96%B3ABc%E7%9A%84%E5%90%84%E8%BE%B9%2C%E4%BD%BF%E5%BE%97BF%3DAc%2CAE%3DcD%3DAB%2C%E9%A1%BA%E6%AC%A1%E8%BF%9E%E6%8E%A5D%2CE%2CF%2C%E5%BE%97%E5%88%B0%E2%96%B3DEF%E4%B8%BA%E7%AD%89%E8%BE%B9%E4%B8%89%E8%A7%92%E5%BD%A2.%E6%B1%82%E8%AF%81%3A%281%29%E2%96%B3AEF%E2%89%8C%E2%96%B3cDE%3B%282%29%E2%96%B3ABc%E4%B8%BA%E7%AD%89%E8%BE%B9%E4%B8%89%E8%A7%92%E5%BD%A2.)
延长△ABc的各边,使得BF=Ac,AE=cD=AB,顺次连接D,E,F,得到△DEF为等边三角形.求证:(1)△AEF≌△cDE;(2)△ABc为等边三角形.
延长△ABc的各边,使得BF=Ac,AE=cD=AB,顺次连接D,E,F,得到△DEF为等边三角形.
求证:(1)△AEF≌△cDE;
(2)△ABc为等边三角形.
延长△ABc的各边,使得BF=Ac,AE=cD=AB,顺次连接D,E,F,得到△DEF为等边三角形.求证:(1)△AEF≌△cDE;(2)△ABc为等边三角形.