如图所示,BE.CD交于A点,∠DCB与∠DEB的平分线CF.EF相交于F.(1)试求∠F与∠B.∠D有何等量关系;(2)当∠B:∠D:∠F=2:4:x时,x为多少?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 06:05:07
![如图所示,BE.CD交于A点,∠DCB与∠DEB的平分线CF.EF相交于F.(1)试求∠F与∠B.∠D有何等量关系;(2)当∠B:∠D:∠F=2:4:x时,x为多少?](/uploads/image/z/763550-62-0.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2CBE.CD%E4%BA%A4%E4%BA%8EA%E7%82%B9%2C%E2%88%A0DCB%E4%B8%8E%E2%88%A0DEB%E7%9A%84%E5%B9%B3%E5%88%86%E7%BA%BFCF.EF%E7%9B%B8%E4%BA%A4%E4%BA%8EF.%EF%BC%881%EF%BC%89%E8%AF%95%E6%B1%82%E2%88%A0F%E4%B8%8E%E2%88%A0B.%E2%88%A0D%E6%9C%89%E4%BD%95%E7%AD%89%E9%87%8F%E5%85%B3%E7%B3%BB%EF%BC%9B%EF%BC%882%EF%BC%89%E5%BD%93%E2%88%A0B%EF%BC%9A%E2%88%A0D%EF%BC%9A%E2%88%A0F%3D2%EF%BC%9A4%EF%BC%9Ax%E6%97%B6%2Cx%E4%B8%BA%E5%A4%9A%E5%B0%91%3F)
xVNG~R$[vgfo*<w/v7*"ؑC Q&Aqyhk_
=3sAՋV*̜sofIo=A43Ykg
+я^6K[iكݾφMl@xJ4uK:ٴoMt}lw6ܢΟ-~FEm
w3:q7٧jo ůFØ}MXEcXOJRAՅŅX0komjd.HUl\LBFCBQ/^.&L+ZUqT$\r*2qIO YbfI-k"JB1%ιh
JbVQ(
65-VJ\%o/PA-̼To?