Cho duong tron tam O va hai day AB,AC . Goi M,N lan luot la diem chinh giua cua hai cung AB,AC. Dt MN cat day AB tai E , cat day AC tai H . a, CM goc MEB =1/2 (cumg MB +AN ) b, goc CHN =1/2( sd cung CN + sd cung AM)

Viết đoạn văn trình bày suy nghĩ của em về câu chuyện sau :

câu 1 : cho tam giác ABC cân tại A . gọi M là trung điểm của AC , N là trung điểm của AB . chứng minh rằng BM = CN

Mn làm giúp em bài 4 với ạ Em cảm ơn trước ạ

Ex1:Present continuous tense 1. Miss. Nhung ( ride )................................ her bike to work 2. …………….You( wait)................... for your teacher? 3.I(play)............................ games and my sister ( watch ) …………...........TV now 4.We (wait) ...............................................for a train now. 5. He ( sit) ..........................in the living room for coffee every morning làm nhanh đúng cho 5 sao trl hay nhất

I. Rewrite the sentences. Use present participle clauses. 6. He set off on his journey and he carried only one small bag. 7. I’ve changed my job since I last wrote to you. 8. Before I give you an answer, I need to discuss the situation with my parents. 9. He left school and then he worked in a restaurant for a year. (Begin: Having...) 10. We turned the corner and we saw a huge traffic jam ahead of us. II. Rewrite the sentences. Use past participle clauses. 11. I was exhausted by lack of sleep and dozed off at my desk. 12. Since I was promoted, I’ve had no time to go out. 13. After Richard was released from prison, he couldn’t find a job anywhere. 14. When she was caught, she confessed to the crime. 15. If I am allowed to do so, I would like to present my side of the argument.

Làm nhanh nhé ạ mình cần kết quả đúng nhất nhé

Trạng thái của 1 chất khí xác định bởi thông số nào ? Muốn biến đổi chất khí từ trạng thái này sang trạng thái khác ta phải làm gì ?

Give the correct form of the word in the bracket. 1 .Almost every country in the world is the a member of this........ (organize) 2.The 22nd SEA GAMES were great ................. (succeed). 3. How ...................this man is ! (danger ) 4. You are very ................from your brother . (differ) 5. We can see many .................on T.V everyday. (advertise ) 6.Is it possible to .........between a hobby and an interest? (distinct) 7.It was a long, slow film. I nearly died of.................. (bore) 8.On a ........day we receive about fifty letters. (type) 9.Freedom of...........is one of the fundamental rights. (speak) 10.The duty of the police is the .....of law and order. (maintain )

Bài 1: Chọn đáp án đúng và sửa lại 1) The official delegation will arrive at Geneva next Monday 2) What is the most important thing in really life? 3) She continued writing after she had supper VOTE 5 SAO+ CTLHN nhưng phải giải thích ạ tại mk muốn biết sao lại khoanh đáp án ý ạ