ΔABC,AB=BC,AO и CO-биссектрисы,<AOC=124
<OAC=<OCA=(180-<AOC)^2=(180-134)^2=28
<A=<C=2<OAC=56
<B=180-2<A=180-112=68
ΔABC,AB=BC,AO и CO-биссектрисы,<AOC=124
<OAC=<OCA=(180-<AOC)^2=(180-134)^2=28
<A=<C=2<OAC=56
<B=180-2<A=180-112=68