Точки M{"color":"#202335","fontFamily":"stix","language":"ru"} и N{"color":"#202335","fontFamily":"stix","language":"ru"} являются серединами сторон AB{"color":"#202335","fontFamily":"stix","language":"ru"} и BC{"color":"#202335","fontFamily":"stix","language":"ru"} треугольника ABC,{"color":"#202335","fontFamily":"stix","language":"ru"} сторона AB{"color":"#202335","fontFamily":"stix","language":"ru"} равна 30,{"color":"#202335","fontFamily":"stix","language":"ru"} сторона BC{"color":"#202335","fontFamily":"stix","language":"ru"} равна 38,{"color":"#202335","fontFamily":"stix","language":"ru"} сторона AC{"color":"#202335","fontFamily":"stix","language":"ru"} равна 52.{"color":"#202335","fontFamily":"stix","language":"ru"} Найдите MN.{"color":"#202335","fontFamily":"stix","language":"ru"}
