An airplane takes off from a location at 17°S latitude and flies to a new location 55° due
north of its starting point. What latitude has the
airplane reached?

because the center-south is called the heart of the country

chinese civil war took place over a long period of time between 1927 and 1950. the war was interrupted when japan invaded china in 1936 and by world war ii. the war was fought between the nationalist government of china, also called the kuomintang (kmt), and the communist party of china (cpc).