ABCD{"color":"#202335","fontFamily":"stix","language":"ru"} – прямоугольник, AC{"color":"#202335","fontFamily":"stix","language":"ru"} пересекает BD{"color":"#202335","fontFamily":"stix","language":"ru"} в точке O,{"color":"#202335","fontFamily":"stix","language":"ru"} ∠CAD=30°,{"color":"#202335","fontFamily":"stix","language":"ru"} AC=12.{"color":"#202335","fontFamily":"stix","language":"ru"} Найти периметр треугольника AOB.{"color":"#202335","fontFamily":"stix","language":"ru"}
