摘要:练习1.如图.下列哪组条件不能判定△ABC≌△DEF( ) 练习2.已知:如图.AC=AD, ∠CAB=∠DAB 求证:△ACB≌△ADB 练习3.已知:如图.AB=AC,AD=AE. 求证: △ABE≌△ACD

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