Биссектрисы углов A{"color":"#202335","fontFamily":"stix","language":"ru"} и B{"color":"#202335","fontFamily":"stix","language":"ru"} при боковой стороне АВ{"color":"#202335","fontFamily":"stix","language":"ru"} трапеции ABCD{"color":"#202335","fontFamily":"stix","language":"ru"} пересекаются в точке F{"color":"#202335","fontFamily":"stix","language":"ru"}. Найдите AB{"color":"#202335","fontFamily":"stix","language":"ru"}, если AF = 15{"color":"#202335","fontFamily":"stix","language":"ru"}, BF = 8{"color":"#202335","fontFamily":"stix","language":"ru"}.
