В равнобедренном треугольнике АВС{"color":"#202335","fontFamily":"stix","language":"ru"} боковые стороны АС{"color":"#202335","fontFamily":"stix","language":"ru"} и АВ{"color":"#202335","fontFamily":"stix","language":"ru"} равны по 6{"color":"#202335","fontFamily":"stix","language":"ru"}, а угол ВАС{"color":"#202335","fontFamily":"stix","language":"ru"} равен 120{"color":"#202335","fontFamily":"stix","language":"ru"} градусов. Найти длину стороны ВС{"color":"#202335","fontFamily":"stix","language":"ru"}.
