如图,六边形ABCDEF中,AB//DE,BC//EF,CD//AF,对边之差BC-EF=ED-AB=AF-CD>0,求
如图,六边形ABCDEF中,AB//DE,BC//EF,CD//AF,对边之差BC-EF=ED-AB=AF-CD>0,求
如,六边形ABCDEF中,AB∥DE,BC∥EF,CD∥AF,对边之差BC-EF=ED-AB=AF-CD>0,求证;:六
六边形ABCDEF中,AB//DE,BC//EF,CD//AF,对边之差EF-BC=AB-DE=CD-AF>0,求证:该
如图,在六边形ABCDEF中,AB‖ED,AF‖CD,BC‖EF,AB=ED,AF=CD,BC=EF,又知对角线
在六边形abcdef中ab‖de bc‖ef cd‖af bc-ef = af-cd>0证明六边形abcdef各角相等
如图所示,六边形ABCDEF中,AB//DE,BC//EF,CD//AF,其各对边之差相等,即 ,求证:六边形ABCDE
如图,在六边形ABCDEF中,AB=DE,CD=AF,BF=CE且AF//CD求证BC=EF
如图,在六边形ABCDEF中,AB平行DE BC平行EF CD平行AF,求角A加角C加角E的度
如图,在一个六边形ABCDEF中,AB‖DE,BC‖EF,CD‖AF,求∠A+∠C+∠E的度数
如图,在六边形ABCDEF中,AB//DE,BC//EF,AF//CD,若角B=80度,角C=130度,求角A
如图.在六边形ABCDEF中,AB平行DE,BC平行EF,AF平行CD,若∠B=80°,∠C=130°
如图在六边形ABCDEF中,AF‖CD,AB‖DE,BC‖EF,且∠A=120,∠B=100