cho tam giác ABC cân tại A có A = 20 độ về phía ngoài tam giác vẽ tam giác ABD cân tại A có DAB = 20 độ và tam giác ACE cũng cân tại A có EAC = 20 độ chứng minh rằng ; tam giác ADE = ACE ; tam giác ADE là tam giác đều ; BE = CD

giúp mh vs ạ hết 20 câu nhé mh cảm ơn nhiều Choose the word whose underlined part is pronounced differently from the others by circling its corresponding letter A, B , C or D. 1. A. cleaned B. shared C. called D. visited 2. A. trashed B. talked C. reached D. loved 3. A. liked B. backed C. encouraged D. reversed 4. A. artists B. singers C. listeners D. drums 5. A. clerks B. tools C. stands D. chairs 6. A. women B. follow C. concentrate D. project 7. A. address B. allow C. traffic D. rural 8. A. minimum B. influence C. eliminate D. bias 9. A. prevent B. education C. dependent D. eliminate 10. A. encourage B. contribute C. delicious D. college Choose the best answer to complete the following sentences by circling A, B, C or D. 11. Linh can’t go out with us to see a movie now because she’s ____ meal. A. preparing B. making C. arranging D. keeping 12. Many young people carry a pair of earbuds as they are small, light, and ____. A. chargeable B. economical C. portable D. transferable 13. Mary ____ her job last month and since then she ____ out of work. A. has lost / has been B. lost / has been C. lost / was D. has lost / was 14. I ____ him since last Sunday. A. haven’t seen B. don’t see C. hadn’t seen D. didn’t see 15. He fell down while he ____ toward the church. A. will run B. runs C. was running D. had run 16. “Good luck with the exam, Minh!” - “ ____ , Dad.” A. By no means B. I wish so C. Never mind D. Thank you 17. “Do you need any help, Kate?” - “ ____ ” A. I haven’t got a clue. B. No, thanks, I can manage. C. That’s all for now. D. That’s fine by me. Circle the letter A, B, C, or D on your answer to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions. 18. Many women had to pay a heavy price to win equality. A. achieve B. lose C. attempt D. respect 19. Experiences at work help women to widen their knowledge. A. eliminate B. broaden C. restrict D. spoil 20. Wage discrimination affects women negatively. A. motivates B. influences C. encourages D. affords

Hỗn hợp gồm NaCl, NaBr , trong đó NaBr chiếm 10% về khối lượng. Hòa tan hỗn hợp vào nước rồi cho khí clo lội qua dd cho đến dư. Làm bay hơi dd cho đến khi thu được muối khan. Khối lượng hỗn hợp đầu đã thay đổi bao nhiêu% ?

I, Change the sentences below in to the passive voice 1. He opens the door. 2. We set the table. 3. She pays a lot of money. 4. I draw a picture. 5. They wear blue shoes. 6. They don't help you. 7. He doesn't open the book. 8. You do not write the letter. 9. Does your mum pick you up? 10. Does the police officer catch the thief? II, Change the sentences below in to the passive voice 1. She sang a song. 2. A song was sung by her. 3. Somebody hit me. 4. We stopped the bus. 5. A thief stole my car. 6. They didn't let him go. 7. She didn't win the prize. 8. They didn't make their beds. 9. I did not tell them. 10. Did you tell them? 11. Did he send the letter?

Bài 2; Trong các số 825,9108,21780 a,số nào chia hết cho 3 mà không chia hết cho 9 b, số nào chia hết cho cả 2,3,5 và 9

she (not often work) at night

Dựa vào các địa danh đã cho sẵn, em hãy tường thuật lại diễn biễn cuộc khởi nghĩa Hai Bà Trưng có liên quan đến địa danh đó. Mê Linh:…………………………………... ……………………………………………… Hát Môn:………………………………….. ……………………………………………… Luy Lâu:…………………………………… ………………………………………………. Cổ Loa:…………………………………….. ………………………………………………

Câu 1: Cho tam giác đều ABC có cạnh 3 cm. a) Tính diện tích tam giác ABC. b) Lấy M nằm trong tam giác ABC.Vẽ MI, MJ, MKlần lượt vuông góc với AB, AC, BC. Hãy tính MI + MJ + MK

Mn giúp em câu này với ạ : khi nào vật chuyển động ? Khi nào vật đứng yên ? Cho ví dụ

Bạn nào giỏi văn giúp mk vs mk đg cần gấp🙏🙏🙏