2. Cho tam giác ABC, AM là trung tuyến. Vẽ đường thẳng d đi qua trung điểm I của AM và cắt AB,AC. Gọi A',B',C' là hình chiếu của A,B,C trên đường thẳng d. CMR: AA'= (BB'+CC')/2

giúp mk zới nhá, mk cảm ơn trước

Nhận xét ảnh dưới, có gì góp í tui nha. Tui thấy calli trên máy tính lắm luôn í mà sao mấy mod vết đẹp zậy nhìn thấy mà phát ham Vẽ anime or calli ( 5 chữ trong bảng chữ cái từ chữ a - số 5 trong bảng chữ cái) or chibi or semi không mầm

ex2 change these sentences into passive voice ( present simple ) 1 she always calls me in the early morning - 2 they don't send this house any more - 3 do they build a new hospital ? - 4 he often punishes them - 5 i buy her some sweets - 6 they don't often decorate their hous - 7 dose shr bring him that dish ?

Tìm GTLN của biểu thức sau : B = |4x - 3| + |5x +7,5| + 17,5

cho $\frac{5a+7b}{9}$ là số nguyên . Chứng tỏ $\frac{4a+11b}{9}$ là số nguyên( Với a,b ∈ Z Giúp mk với hứa mk sẽ vote 5 sao !!!!!!!!!!!!!!

1. I want ............................ apple from that basket. ............................ apple a day keeps the doctor away. 2. ............................ church on the corner is progressive. 3. Miss Lin speaks ............................ Chinese. She likes to play ............................ volleyball. 4. I borrowed ............................ pencil from your pile of pencils and pens. 5. One of the students said, " ............................ professor is late today." 6. I bought ............................ umbrella to go out in the rain. 7. My daughter is learning to play ............................ violin at her school. 8. Please give me ............................ cake that is on the counter. 9. I lived on ............................ Main Street when I first came to town. 10. Albany is the capital of ............................ New York State. 11. My husband's family speaks ............................ Polish. 12. ........................... boy in the corner is my friend. 13. Our neighbors have ............................ cat and ............................ dog. 14. What ............................ nice armchair! 15. Where is ............................ nearest police station? 16. What is ............................ cost of ............................ goods you buy? 17. There is ............................ bakery next to ............................ post office. 18. Can you tell me ............................ way to ............................ hotel please? 19. Is he ............................ new student here? Yes, he is ............................ best student in my class. 20. What is ............................ name of the station? 21. I like ............................ kilo of meat. 22. Mexico is ............................ large country. 23. My friends have ............................ my car today. 24. I will go to ............................ party to night. May I have your ............................ phone number? 25. ............................ Milk is good for you. Money can’t buy ............................ happiness.

Đốt cháy hoàn toàn 0,11gam este đơn chức no mạch hở thu được 0,22 gam CO2 . Công Thức phân tử của este là . Đốt cháy hoàn toàn 2,1 gam este X Đơn chức no, mạch hở cần dùng 1,568 lit khí O2 (đkc) .Este X là Xin cách giải ạ ♥️

giúp mik bài 2 với các tiền bối

II. Rewrite the following sentences in reported speech. 1. Susan said, “Every day I am teased and bullied and I don't know what to do!” 2. "I'm having a really hard time getting along with my parents,” Quan told me. 3. "Do I need a tutor when I get so much trouble in Maths?” Mai asked her mother. 4. "I'm scared to talk to other students at school, and I've never told my parents about being depressed,” Mi told Nick. 5. David asked the doctor, “Why do I often sleep in class although I try hard to break my bad habit?” 6. “Whenever I read a book, my mind starts to wander after a while, and I can't read anymore,” said Phong.