角BAC=角DAE 角BAC-DAC=角DAE-DAC
即BAD=CAE
AD=AE BAD=CAE AB=AC
所以BAD全等CAE BD=CE
角BAC=角DAE,AB=AC,AD=AE.求证:AB=EC
1个回答
相关问题
-
已知:如图所示,AB=AC,BD=CE,AD=AE.求证:角BAC=角DAE
-
如图：AB/AD=AC/AE=BC/DE 求证：角B=角ADE 求证：当角BAC=90度时,EC垂直BC
-
如图Z-23①,在△ABC和△ADE中,角BAC=角DAE=90°,AB=AC,AD=AE.求证S△ABD=△ACE
-
如图，AB=AC，AD=AE，∠BAC=∠DAE．求证：△ABD≌△ACE．
-
如图，AB=AC，AD=AE，∠BAC=∠DAE．求证：△ABD≌△ACE．
-
已知如图,AB=AC,AD=AE,角BAC=角DAE,试说明BC=CE
-
如图已知角BAC=角DAE,角ABD=角ACE,BD=CE.问AB=AC,AD=AE成立吗
-
如图,在三角形ABC和三角形ADE中,AB=AC,AD=AE,角BAC=角DAE=90度
-
ad是角bac的角平分线,db垂直ab,dc垂直ac,求证eb=ec
-
AB=AC,AD=AE.求证角B=角C.