Đề bài : Tam giác ABC và tam giác MNP cùng có diện tích là : 24,3cm2. Đường cao AH của tam giác ACB dài = 80% độ dài cạnh NP của tam giác MNP. Biết rằng NP = 8,1cm. Tính độ dài các cạnh BC và đường cao MK. Mong đc sự giúp đỡ từ mn ạ Nhanh lên mn nhé

cho 6,4 g oxit của kl có CTPT R2O3 phản ứng vừa đủ với 240ml HNO3 1M thu được ddA cô cạn A thu được 32.32 g muối X tìm công thức của muối X

Reading is the act of getting meaning from printed or written words. It is basic to learning and one of the most (23)_____ skills in everyday life. Reading provides the key to all kinds of information. It enables us (24)_____ how to build or fix things, to enjoy stories, to discover what other people believe, and to develop ideas and beliefs of our own. In the simplest sense, reading means recognizing letters and groups of letters as symbols that stand (25)_____ particular sounds. The sounds, in turn, form words (26)_____ express ideas in written or printed form. A broader definition of reading links it more closely with other uses of language and with thinking. According to that definition, reading first depends on a reader's (27)_____ and experience to understand what is read. It then involves how well the reader remembers, uses, and reacts to the material. Câu 23: A. important. (adj) quan trọng B. importer (n) nhà nhập khẩu C. importance (n) tầm quan trọng D. importantly(adv) D. quan trọng Câu 24: A. learns B. learning C. to learn D. learnt Câu 25: A. on B. for C. in D. at Câu 26: A. what B. that C. where D. when Câu 27: A. memory B. memorably C. memorial D. memorable

11. Look! The birds ( fly ) ………………………………….……………. 12. I ( go ) ………….to school by bus every day, but today I ( go ) …………..to school by bike. 13. Listen! Mai ( sing ) …………………………. 14. They ( play ) …………………volleyball every afternoon. They ( play ) ……………………volleyball now. 15. Mai ( brush ) …………..her teeth every morning. She ( brush ) ……………………her teeth now. 16. Listen! Lan ( play ) ……………………….the piano. 17. Mai ( be ) ………………….tired now. 18. It is from 6:00 p.m. Mary is at home. She ( have ) ……………….. dinner with her family around six o'clock 19. Where is your father? He is upstairs. He ( watch ) …………………….……T.V He always ( watch ) ………………………..T.V at night. 20. Our teacher ( live ) ………………..on Quang Trung street.

người ơi dịch đoạn văn này ra tiếng anh giúp mk với ak

Mọi người ơi dịch đoạn văn này ra tiếng anh giúp mk với ak

That City has a high population...............

khi làm việc trong mạng cục bộ muốn xem tài nguyên trên mạng ta nháy đúp chuột chọn biểu tượng gì?

Question III. Put the correct verbs in the brackets. 1. Every morning, Linda ( get )……......up at 6. She ( have ) ………………………breakfast at 6:10 After breakfast, she ( brush ) ………………...her teeth. She ( go ) ……..to school at 6:30. She ( have ) ……………………………..…lunch at 11:30 at school. 2. We ( watch ) …………….T.V every morning. 3. I (do ) ……………………my homework every afternoon. 4. Mai and Lan ( play ) ………………….games after school. 5. Vy ( listen ) ………………to music every night. 6. Where ( be ) ………………..your father now? He ( read ) …………………………………..a newspaper. 7. What …….you ( do )………….…………? I ( be ) …………………….a student. 8. Where ………….you ( go ) ……………….now? I (go ) ………………………….…to the market. 9. She is cooking and we ( do ) ……………………..the housework. 10. He isn`t in the room. He ( play ) ………………………………..in the garden.

Tìm chữ số a và b biết 7a4b( có gạch ngang trên đầu) chia hết cho 4 và 7