Mathematics, 14.04.2021 14:00 rosebebo7615

В треугольнике АВС , [АВ]=[АС] и m (<BAC)=20°. Найдите величину угла АВС. Что вы можите сказать о виличине угла АСВ? ОЧЕНЬ СРОЧЬНО НАДО
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В треугольнике АВС , [АВ]=[АС] и m (<BAC)=20°. Найдите величину угла АВС. Что вы можите сказать о...