如图,角1=∠2,∠ABC=∠DCB,求证:AC=DB
如图,角1=∠2,∠ABC=∠DCB,求证:AC=DB
如图,已知:AB=DC,AC=DB,求证:∠ABC=∠DCB.
如图,已知∠A=∠D,∠ABC=∠DCB,求证:AC=DB.
如图,已知AB=DC,AC=DB,△ABC≌△DCB,求证:∠ABD=∠DCA
如图,已知AB=DC,AC=DB,求证: (1)∠ABC=∠DCB (2)∠ABD=∠DCA
如图已知AB=CD,AC=DB,求证 (1)∠ABC=∠DCB;(2)∠ABD=∠DCA
已知如图,AB=DC.AC=DB,求证:1.△ABC全等于△DCB 2,OA=OD 3.∠ABD=∠DCA
∠ABC=∠DCB,∠ACB=∠DBC,求证AC=DB
如图,在△ABC和△DCB中,AB=DC AC=DB.AC与DB交于点M.(1)求证:△ABC≌
这道题怎么证明.如图,已知,AB=DC,AC=DB,求证:角ABC全等角DCB
如图,已知∠1=∠2,∠ABC=∠DCB.求证 △ABC≌△DCB
已知,如图△abc和△dcb中,ab=dc,ac与db相交于点o,且ao=do,bo=co.求证:∠1=∠2.