Chọn khẳng định đúng : A. Nếu là trọng tâm tam giác thì .
B. Nếu là trọng tâm tam giác thì .
C. Nếu là trọng tâm tam giác thì .
D. Nếu là trọng tâm tam giác thì .

adopted the practice of proskynesis, a persian court custom that involved bowing down and kissing the hand of others, depending on their rank.

- a government ruled by the people, or assembly. officials monarchy - a single ruler like a king. over time some city-states, like athens would change governments. what this means is that all the citizens voted on all the laws.

hitlers fav so e: jews

according to my research (britannica and quizlet) the first settlements were along the huang river because it could give the crops more fertile soil that really it out. this was due to the yellow slit caused by floods of the river.