В окружности с центром в точке О проведены диаметры AD и BC, угол ABO равен 55°. Найдите величину угла ODC

He eats a little although he had little food.
We travel a lot however we were very tired.
She is very beautiful although it is bad luck.

However he did it, it was very clever.
however they went to British
however Ann bought that dress
although many people became a star, they don't sing very good
although I didn't do a homework, I got 5
although She don't go to the dance school, she dance cool.