mn ơi giúp em câu này với ạ em hứa tặng 5 sao ạ

Giúp mình với gấp quá Đừng lấy trên qanda, gg nhé thanks ạ

Cho tam giác ABC có I là trung điểm BC. M, N là 2 điểm xác định bởi `vec{MA}-3vec{MB}=vec{0}`, `vec{NA}+3vec{NC}=vec{0}`. C/m: M, N, I thẳng hàng

cho hình thoi ABCD có A =60 độ. Gọi E, F, G, H lần lượt là trung điểm AB, BC, CD, DA. Chứng minh 6 điểm E, F, G, H, B, D cùng nằm trên một đường tròn

Choose the word whose main stress is placed DIFFERENTLY from the others in each group. 1. A. understand B: invitation C. industry D. computation 2. A. beauty B. advertise C. suggest D. decent 3. A. garden B. ago C. youngest D. standard 4. A. climate B. attract C. advise D. deny 5. A. erode B. involve C. educe D. product 6. A. surgeon B. protection C. accurate D. subject

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-x^2-y^2-2(x+y)+2 tìm giá trị lớn nhất

Vẽ lại pic này giúp em Y/c:Màu nước, giống đến 60%

Giúp mình vs minh cần đáp án gấp UNIT 8 E. VERB FORMS I. Put the verbs into the correct forms. 1. The bus for the excursion to the farm (leave) _____________at 8.30 a.m. tomorrow. 2. We (visit) _____________Edinburgh twice, but we (visit) _____________ it again in 2018. 3. The educational campaign about recycling (take place) _____________at 9.30 a.m. in front of the local stadium. 4. There is no need to hurry. The concert (last) _____________2 hours and we will still have a plenty of time to enjoy it. 5. Great! I (win) _____________a trip to Singapore. 6. Remember to lake an umbrella with you when travelling to London. You know it always (rain)_____________ in England. 7. Mr. Brown (write) _____________ three poems about his motherland. 8. Look! That man (run) _____________ after the bus. He (want) _____________ to catch it. 9. My brother (not/ play) _____________ any match since last month. 10. Lucia (swim) _____________ very well, but she (not run) _____________ very fast. 11. Sorry I can't help you. I (not know)_____________where they keep their document. 12. I can't talk on the phone now. I (drive) _____________home. 13. Is this the first time she (lose) _____________ her job? 14. She rarely (come) _____________ to see her parents because she is very busy. 15. Oh, No! Somebody (take) _____________ my car. 16. Mark (have) _____________ lunch with his friends in a Chinese restaurant. 17. Carlos got his bike last June. So, he (have) _____________ it for 6 months. 18. All members in my family often (have) _____________breakfast late. 19. They (clean)_____________ their car. It looks new again. 20. She (lose) _____________ the keys, so she can't open the door.

Đọc bài 5 và trả lời bài 6 giúp mik ạ,mik cảm ơn