Giúp mình bài này với ạ.Camon:33

cho tam giác ABC góc A > 90 độ, vẽ đường cao BH , trên tia đối HB lấy điểm D sao cho HB=HD ( vẽ hình nha)

VIII. Complete the second sentence so that it has a similar meaning to the first. 1. My sister has played the piano for five years. My sister started 2. Our dog bit the postman. The postman 3. Mary wrote her composition hours and hours ago. It’s hours 4. When I was a child we lived in Bristol. We used 5. My friend won the race. My friend was 6. I would like you to help me move this table. Do you mind 7. I don’t normally have coffee for breakfast. I am not used 1 8. It was breakfast-time when Susan rang. I was

ai giúp với a e cần gấp e cảm ơn

Mn ơi cho mình xin cách cân bằng phương trình hóa học dạng x y với ạ

Chúng minh đường trung bình hình thang // với hai đáy và bằng nửa tổng hai đáy

Bài 3: Hoàn thành các câu sau với dạng so sánh hơn của tính từ trong ngoặc 1. Living in the city is_______________ than living in the country. (convenient) 2. Mrs. Smith is________________ than I thought. (young). 3. Houses in big cities are much________________ than those in my hometown. (tall) 4. No one in my class is________________ than Jim. (smart) 5. The senior prom would be________________ than any other proms. (exciting) 6. I have_________________ courage than my brother. (little) 7. His health condition is getting_________________. (bad) 8. You are________________ than you think. (clever) 9. This computer is much________________ than mine. (expensive) 10. I always dream of a_________________ house to live in. (modern) 11. They are_________________ than they used to be. (skillful) 12. Life in this village is________________ than anywhere else. (peaceful) 13. I think people in the countryside are_______________ than city dwellers. (friendly) 14. This year, the prize for the winner is_____________ than last year. (valuable) 15. Which dress is_________________ for me? (suitable) 16. You should be_________________ and show your best. (confident) 17. They said that the conference was_______________ than usual. (interesting) 18. Jane is so pretty but her sister is even_________________. (pretty) 19. They work hard to have_______________ life. (good) 20. John is_________________ than the rest of the class. (intelligent)

Vẽ đậu mầm NL: Sau một hồi ngồi vẽ vì chán, giờ không biết mk vẽ cái gì

x^2-Xy+x^3-3x^2y+3xy^2-y^3 3x^3-x^2-21x+7 x^3-4^2 +8x-8 x^3 -5x^2 -5x+1 x^2y- xz +z-y x^4-x^3+x^2-1 x^4-x^2+10x-25

1.Nhận xét bài hát Lá Xanh ? ( gợi ý xây dựng trên giọng điệu nào ? ) 2.Nêu hiểu biết về giọng pha trưởng ? 3.Nêu khái niệm về hợp âm ? Hợp âm bảy gồm có những gì ? 4.Nêu hiểu biết về giọng Rê thứ ? 5. Nêu một số ca khúc phổ thơ ?