题目直线ABABAB、CDCDCD相交于点OOO,OEOEOE平分∠BOD\angle BOD∠BOD,OFOFOF平分∠COE\angle COE∠COE,且∠1:∠2=1:4\angle 1:\angle 2=1:4∠1:∠2=1:4,则∠DOF\angle DOF∠DOF的度数是____.知识点：余角和补角章节：未标注
直线、相交于点,平分,平分,且,则的度数是____.直线、相交于点,平分,平分,且,则的度数是____.直线、相交于点,平分,平分,且,则的度数是____.