(Chỉ được chọn 1 đáp án)

    Ai là người lãnh đạo làm nên chiến thắng trận Vân Đồn vào cuối năm 1287?

(Chỉ được chọn 1 đáp án)

A.Trần Quốc Tuấn.B.Trần Quang Khải.C.Trần Khánh Dư.D.Trần Bình Trọng 

Cho tam giác ABC có góc A : góc B : góc C= 1:3:5
a) tính các góc của tam giác ABC và cho biết tam giác ABC là tam giác gì?
b) tia phân giác góc ngoài CBx cắt đường thẳng AC tại D. Tính gócADB 

1. This dish is brought to me by the waiter.
2. These postcards are sent to us by our friends.
3. They were told this story by their grandmother when they visited her last week.
4. This train ticket was ordered for Tom’s mother by him.
5. Her ticket was shown to the airline agent by her.
6. This cake was baked by Jim yesterday.
7. The customer was handed these boxes by the shop assistant. hoặc The boxes were handed to customer by the shop assistant.
8. The first prize was awarded to the reporter by the board.

1. This dish is brought to me by the waiter.
2. These postcards are sent to us by our friends.
3. They were told this story by their grandmother when they visited her last week.
4. This train ticket was ordered for Tom’s mother by him.
5. Her ticket was shown to the airline agent by her.
6. This cake was baked by Jim yesterday.
7. The customer was handed these boxes by the shop assistant. hoặc The boxes were handed to customer by the shop assistant.
8. The first prize was awarded to the reporter by the board.