Hđh ms dos giao tiếp với con người thông qua cơ chế nào

Cho hình thang ABCD có AB//DC(AB<DC) và các tia phân giác góc A và góc B cắt nhau tại K(K thuộc DC).Tia phân giác góc D cắt tia phân giác góc A tại P.Tia phân giác góc C cắt tia phân giác góc B tại Q Chứng minh rằng: a)DP vuông góc AK,CQ vuông góc BK b)AD+BC=DC c)PQ nằm trên đường trung bình hình thang ABCD

VI. Choose the best answer to complete the passage Brighton is a city (1) _______ the south of England. It’s got a population of about 160,000 and its location has made it a popular destination for tourists. Brighton is 85km from London. It’s about an hour on the train. It (2) _______ over 8.5 million visitors annually and is the most popular seaside destination in the UK for overseas tourists. I like Brighton because it’s a (3) _______ place. There are some really old buildings and it’s got some nice parks. For tourists, there are a (4) _______ interesting shopping areas, good restaurants, large cultural, music and arts scene. Brighton is home (5) _______ many independent record labels such as Fat Cat Records and Memorials of Distinction. 1. A. in B. on C. of D. up 2. A. takes B. calls C. invites D. attracts 3. A. interested B. friendly C. friend D. beautiful 4. A. many B. lots of C. lot of D. much 5. A. to B. of C. in D. on

Một tấm bìa hình chữ nhật có chu vi 248cm. Tìm chiều dài, chiều rộng tấm bìa. Biết chiều rộng tấm bìa kém chiều dài của nó 32 cm.

giúp mình với, mình sẽ tích đủ, mình đã tăng điểm

Làm ?1 và ?2 trong hình nhé cho ctrhnl luôn :))) đi mà trang28,29 lớp 7

Cho hình bình hành ABCD . Gọi H và K lần lượt là hình chiếu của A và C trên đường chéo BD a) Chứng minh : AHCK là hình bình hành b) Gọi O là trung điểm của HK. Chứng minh: A đối xứng với C qua O

MN GIẢI THK CHI TIẾT GIÚP MK VS III. Choose best answer A, B, or C to complete the sentences. 11. Today’s cities are ______ than cities in previous time. A. lots larger B. much larger C. as large D. the largest 12. This laptop is much more user-friendly, but it costs_____ the other one. A. so much as B. as many as C. twice as much as D. twice as many 13. We expected her at nine but she finally _______ at eleven. A. turned upB. turned out C. came over D. grew up 14. Ann is taking extra lessons to _______ what she missed while she was sick. A. take back B. get on well withC. keep up with D. look forward to 15. You should take your shoes _______when you go into the temples. A. up B. in C. off D. on 16. It is considered that life in a city is wonderful and _______. A. funny B. boring C. enjoyable D. helpful 17. Let me know when you come to Ha Noi and I’ll _______. A. take you out B. bring you around C. cheer you up D. show you around 18. The city has recently set _____ a library in the West Suburb. A. up B. off C. out D. down 19. I don’t think Fred gets _____ well with Daniel. They always argue. A. over B. through C. on D.in 20. You should take your hat _____ in the cinema. A. in B. over C. off D. down 21. We were shown _____ the town by a volunteer student. A. up B. off C. around D. on 22. After I found all the information I needed, I_______ the computer. A. turned off B. switched on C. looked for D. put off 23. She turned _______ the new job in New York because she didn’t want to move. A. on B. down C .of D. up 24. On children festival, the zoo is always _______ with people, mainly children. A. packed B. had C. contained D. scored 25. Remember to _______ your shoes when you are in a Japanese house. A. put off B. turn off C. take off D. give up

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