11 2 ASA AAS 1 2 SSS SAS 岻 C 1 1 2 3 ABC DEFEF BC E B F C 1 EF BC 2 MEF B NFE CEM FND D E F M N 3 3 ABC DEF ABC DEF ASA A D B E AB DE ASA ABC DEF A D B E BC EF ABC DEF 2 A B C 180o D E F 180o C F A D B E ABC DEF B E C F BC EF ABC DEF ASA 3 ABC DEF ABC DEF AAS AAS 1 DAB EAC BECDO AB AC B C BD CE O AB ACAD AE BDCE 3 ABC ACB 90o CDAB D ACD CBD A 1 ADC CDB 90oCD CD ACD CBD ASA AAS 2 1 2 3 4 AC AD 3 4 D C AO BO 1 1 2 3 4 BD CE AB AC 2 AB CD AD BC AB CD ADBC 1 A B ABBFC D BC CD BFDE A C E DEAB 2 1 2 3 4 BD CD 1 EABCDCD FCB EA AF DE BF 2 CD ABD BE ACE BE CDO AO BAC OB OC 1 2 3