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(ASA), 1. 2., , , ,𣺽ASA AAS,ABCA/B/C/A/B/=AB A/ =A B/ =B ()A/B/C/ABC,4,1A/B/AB,2 A/B/DA/ B/ =A EB/A/ =B A/ DB/EC/,C, ABC A/B/C/ A/B/AB A/ =A B/ =B ,A/B/C/,:, (ASA, AOC BOD: A=B, , 1=2, AOCBOD (ASA),AO=BO, (ASA,1,2,3.DABEACAB=ACB=C AD=AE, ACDABE,A=A AC=AB C=B,ACDABEASA AD=AE,1.,OABA= B AOCBOD?,2. BECF ABDEABDEAD BE=CF,
