Đáp án:cho ctlhn
Giải thích các bước giải:
a,Là tam giác vuông vì 9^2+12^2=15^2=225
b,Là tam giác vuông vì 5^2+12^2=13^2=169
c, Không phải tam giác vuông vì 7^2+7^2≠10^2
Đáp án:
ta có: 9²+12²=225
15²=225
⇒ tam giác có các cạnh 9cm,15cm,12cm là tam giác vuông
Tiếng anh lớp 6-Unit7: Television, mong các bạn giải giùm mình!
V. Read the passage and decide whether the following dtatements are true (T) or false (F). Vietnamese people often have three meals a day – breakfast , lunch and dinner. People in the countryside usually have rice with meat or fish and vegetables for breakfast but people in the cities often have light breakfast with a bowl of Pho or instant noodles or sticky rice berofe going to work . For lunch , they often have rice, meat , fish and vegetables. People in the countryside often have lunch at home but people in the cities often have lunch at the canteens or at the food stalls. Most people prepare their dinner at home . They eat many kinds of meat , seafood,fish, fresh vegetables and rice. Many people say dinner is the main and the best meal of the day. Question 31. Vietnamese people often have three meals a day. Question 32. People in the countryside usually have only rice with meat for breakfast. Question 33. People in the cities often have big breakfast before going to work. Question 34. People in the countryside often have lunch at the canteens or at the food stalls. Question 35. Most people cook their dinner at home. Question 36. According to some people , dinner is the best meal of the day. VI. Rearrage the following sentences using these wordcues Question 37. How/do/ in/ drink/the/ water/ morning/ much/ you/ everyday/?/ ⟹ ____________________________ Question 38. It/ keep/ easy/ to get/ flu/ so/ should/ try/ more/ we/ is/ to/ clean. ⟹ ____________________________ Question 39. Beat/together/and/ with/ the eggs/ flour, and milk/ sugars/./ ⟹ ____________________________ Question 40. Community/ do/ What/ you/ service/ about/ know/?/ ⟹ ____________________________
1, his father would rather ask his son fix the broke radio 2, it is not easy do metal work 3, his sister explained to her how make cookies sai ở đâu sửa lại và ghi công thức của câu này nhé
Tiếng Anh lớp 6,Unit7: Television!
Bài 4: Tam giác ABC có AB=4cm. Điểm D thuộc cạnh AC sao cho AD=2cm, DC=6cm. Biết góc ACB bằng 20°. a) Tính góc ABD ? b) Tính BD ?
Bài 3: Tứ giác MNPQ có MN=4cm, NP=20cm, PQ=25cm, MQ=8cm, NQ=10cm. Chứng minh: a) Tam giác MNQ và NPQ đồng dạng b) Tứ giác MNPQ là hình thang
Tiếng Anh lớp 6, unit 7 : television
Hộ em 2 bài này với ạ 🥺 please🙏
Question 9.II. Circle the word that is pronounced differently from the others in a row. A. machine B. sure C. sugar D. pleasure Question 10. A. performance B. photography C. originate D. cultural Question 11. A. measure B. composer C. version D. leisure Question 12. A. prefer B. perform C. painter D. concert Question 13. A. delicious B. special C. musical D. physician III. Circle the best option (A,B,C and D) to complete the sentences. Question 14. For lunch, I think we should buy _______eggs to make omelette. A. half a dozen of B. half a dozen C. half of dozen D. dozen Question 15. My mother usually says , “try today, ______ you will be repentant in the future.” A. and B. but C. or D. however Question 16. His daughter always wants to become a well-known________, but she is not good at acting at all. However, he always encourages her to try as much as possible. A. actress B. acting C. actor D. action Question 17. Everyone in the room enjoyed that candidate’s performance so much that they________for five minutes. A. applauded B. screamed C. smiled D. raised Question 18. My friends enjoy _______ the English Speaking club held every Sunday night by Youth Pioneers Club. A. to take part in B. taking part in C. take part in D. to taking part in Question 19. ___________ she is really intelligent, she never has good grades at Maths. A. Because B. However C. Although D. So Question 20. I like reading about people’s cultures all over the world because each nation’s culture is very different ________that of another. Not any cultures are the same as others. A. to B. as C. from D. with Question 21. When he________his homework, he goes to watch his favourite program on VTV1, and then goes to bed. A. is finishing B. finished C. has finished D. will finish Question 22. They find it________to learn English because it helps them to widen their knowledge, have more friends, and know more about the world. A. hard B. easily C. interesting D. rare Question 23. A: “Would you like to go shopping with me tonight, John?” B: “ ______ because there is some homework I haven’t finished yet.” A. Come on B. It’s a piece of cake C. Let’s me see D. It’s not my thing
describe a film that you have recently seen ( đoạn văn từ 80-100 từ, nếu được thì nên viết về 1 bộ phim quen thuộc, kinh điển của Việt Nam )
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