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1、(ASA,AAS), (SAS) ,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,1.DABEACBECDOAB=ACB=C AD=AE.,: ADCAEB,A=A AC=AB C=B,ADCAEBASA AD=AE,? ,?,(2),(1),C,B,E,A,D,(2) ,(2),5,ABCDEF,A D, BE, BCE
2、F, ABCDEF,ABCDEF, A +B +C1800, D +E +F =1800, A D, BE, CF, DABCDDEF BE, BCEF, CF, ABC DEF ASA,:,AAS,: ,OABC= D AOCBOD?,(),(),(), ,C= D,(AAS),1ACB=DFEBC=EFSAS,ASAAAS - ABCDEF.,2BE=CD1=2AB=AC,AC=DFB=EA=D,AB=AC, BECFABDEABDEAD BE=CF,2.,ABBC, ADDC, 1=2. : AB=AD.,ABCADC, B=D, 12, ACAC, ABC ADC AAS ABAD., ABBC, ADDC, B=D=900,-, 1. 2.,:,1 (SSS),3 (ASA),4 (AAS),2 (SAS),4411 ,
