-Giúp mình giải Vài câu trắc nghiệm với🙆

Nếu cạnh của hình vuông tăng 80% thì điện tích hình vuông tăng bao nhiêu %

Làm giùm mình nha mình đg can gap 8 ruoi la minh can rôi

Một xilanh chứa 150 cm3 khi ở 2.10^5 pa Pít-tông nén khí trong xilanh xuống còn 75cm3. Nếu coi nhiệt độ không đổi thì áp suất trong xilanh bằng ? A.2.10^5 Pa. B. 4.10^5 Pa. C. 3.10^5 Pa. D. 5.10^5 Pa Giúp em với ạ

cho p và 8p^2 -1 là các số nguyên tố (p>3). Chứng minh rằng 8p^2+1 là hợp số

giúp em môn này với em đang cần gấp

Một người không bị bệnh tiểu đường, không ăn uống gì để đi xét nghiệm máu. Khi xét nghiệm máu, bác sĩ thông báo nồng độ glucagoon cao, nồng độ insulin thấp. Bệnh nhân đó rất lo lắng .nếu em là bác sĩ, em sẽ giải thích cho bệnh nhân như thế nào .

Choose the best answer 5. If you learnt more practise, you_____________________ English better. A. speak B.spoke C. would speak D. would have spoken 6. Sperm whales are_________________, which mean they eat meat. A. herbivores B. carnivores C. mammals D.omnivores 7. Trees, grasses and other plants life_______ an important part in the natural circulation of water. A. make B.have C. get D.play 8. Tigers all over the world are in _________________ . A. death B. threat C.risk D. danger 9. If I _____________________ you, I would study Maths very much. A. was B. were C. am D.had been 10. The book provides_______________ information on wildlife. A.valuable B.value C. valuation D.vualuables 11. We had an accidental meeting with an old friend at the party last night. A. unpleasant B. unexpected C. unlucky D. unacceptable 12. How many offspring does a sperm whale usually have? A. eggs B. mammals C. babies D. diets 13.Sperm whale populations are ___________ risk due to hunting. A. of B. to C. at D. in 14. They hate being dependent _________ their parents. A. on B. of C. in D. at 15. Parts of oceans are seas, bays and_____________. A. ground B. valleys C. gulfs D. volcanoes. 16. A large hydroelectric __________was built on the River Danube A. power B. dam C. bank D. wall

Choose the best answers: 1. Do you know ___ language is spoken in Kenya? A. which B. Who C. what D. how 2. ___ is your blood type? A. which B. Who C. what D. how 3. ___ do you play tennis? For exercise. A. why B. Who C. what D. how 4. ___ can I buy some milk? At the supermarket. A. which B. Who C. where D. how 5. ___ much do you weigh? A. which B. Who C. what D. how 6. ___ hat is this? It's my brother's. A. which B. whose C. What D. how 7. ___ can I park my car? Over there. A. where B. Who C. what D. how 8. ___ tall are you? A. which B. who C. what D. how 9. ___ do you expect me to do? A. which B. Who C. what D. how 10. ___ do you like your tea? I like it with cream and sugar. A. which B. Who C. what D. How 11. ___ picture do you prefer, this one or that one? A. which B. Who C. what D. how 12. ___ is that woman? - I think she is a teacher. A. which B. Who C. when D. how 13. ___ book is this? It's mine. A. which B. Who C. whose D. how 14. ___ do you usually eat lunch? At noon. A. which B. When C. what D. how 15. ___ do you wash your clothes? - every day. A. which B. Who C. what D. How often 16. ___ does your father work? At City Hall. A. where B. Who C. what D. how 17. ___ usually gets up the earliest in your family? A. which B. who C. What D. how 18. “___ do you like?” – I like classical music. A. What music B. Which music C. What kind of music D. How music 19. ___ do you play table tennis? – Once a week. A. How B. When C. where D. How often 20. ___ for London? – Next week. A. When did you leave B. When will you leave C. When had you left D. When have you left 21.___ do you go to school? – On foot. A. How B. When C. What D. Why 22. How manyis this book? – Ten thousands dong. A B C D

Nêu các bước làm bài văn nghị luận chứng minh.