如图1,在三角形ABC中,AC>AB,D是BA延长线上一点,E是∠CAD的平分线上一点,且EB=EC,过点E做EF⊥AC于点F,EG⊥AD 于点G.(1)请在不添加辅助线的情况下,找出一对全等三角形,并给予证明.(2)若AB=3,AC=5,
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/03 06:11:30
![如图1,在三角形ABC中,AC>AB,D是BA延长线上一点,E是∠CAD的平分线上一点,且EB=EC,过点E做EF⊥AC于点F,EG⊥AD 于点G.(1)请在不添加辅助线的情况下,找出一对全等三角形,并给予证明.(2)若AB=3,AC=5,](/uploads/image/z/3799831-31-1.jpg?t=%E5%A6%82%E5%9B%BE1%2C%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2CAC%EF%BC%9EAB%2CD%E6%98%AFBA%E5%BB%B6%E9%95%BF%E7%BA%BF%E4%B8%8A%E4%B8%80%E7%82%B9%2CE%E6%98%AF%E2%88%A0CAD%E7%9A%84%E5%B9%B3%E5%88%86%E7%BA%BF%E4%B8%8A%E4%B8%80%E7%82%B9%2C%E4%B8%94EB%3DEC%2C%E8%BF%87%E7%82%B9E%E5%81%9AEF%E2%8A%A5AC%E4%BA%8E%E7%82%B9F%2CEG%E2%8A%A5AD+%E4%BA%8E%E7%82%B9G.%EF%BC%881%EF%BC%89%E8%AF%B7%E5%9C%A8%E4%B8%8D%E6%B7%BB%E5%8A%A0%E8%BE%85%E5%8A%A9%E7%BA%BF%E7%9A%84%E6%83%85%E5%86%B5%E4%B8%8B%2C%E6%89%BE%E5%87%BA%E4%B8%80%E5%AF%B9%E5%85%A8%E7%AD%89%E4%B8%89%E8%A7%92%E5%BD%A2%2C%E5%B9%B6%E7%BB%99%E4%BA%88%E8%AF%81%E6%98%8E.%EF%BC%882%EF%BC%89%E8%8B%A5AB%3D3%2CAC%3D5%2C)
xSNPΊ_W ҵc{I[HJRU
(<
m)4B"^IAꧤIX:v"J,.*Y̝9g_smtKj)W?:h}F
n/o]^zK
JBdog7NpqNݫoiJBS^N ^stJ3Hr#2hAԯ]zֻo71W+x̫Wnך0
xwTpwko ) %*nξ?=d3y+1.rhډ3tGT~tNe)>)2gffTbb6o1Jb,&ɒks