A, để cắt tấm tôn hình chữ nhật có chiều dài 1,4m , rộng 0,9m thành các mảnh tôn nhỏ hình chữ nhật. Theo con chú cần cắt thành các mảnh tôn nào dưới đây để ko phải bỏ đi miếng tôn nhỏ nào (70cm×30cm;15cm×25cm;20cm×30cm;40cm×20cm) - chú thợ nên cắt thành các mảnh tôn nhỏ có kích thuơcs là : ......... B, với cách cắt đã chọn ở phần a, để gò đủ 21 chiếc hộp chú thợ cần......tấm tôn, biết mỗi hộp cần 2 mảnh tôn. Điền giúp e chỗ ba chấm vs ạ ai giải đầu tiên e đánh giá luôn 5 sao ạ

Giải giúp mình câu 4 và câu 5 nhé

Giúp với bài đầu tiên effect of pollution giúp nha mn

Mọi người lm đc câu nào thì lm giúp mình vs các bạn giúp Mih cảm ơn nhiều ạ

khi cọ sát thước nhựa vào mảnh vải khô điện tích sẽ thế nào ?

24,5478:4,89, 13m2 26dm2 = ......dm2, 4,25cm2=..... dm2, 65km 3m= ..... km,...... 3,56 tan = .... kg

lục địa nào được phát hiện gần đây nhất

Tìm x biết: 3 -4 —— = —— x-5 x+2

1. __________is a state whereby one is unable to read and write. (literate) 2. Show teenagers that you respect their by knocking on their bedroom door. (private) 3. Reality TV has been a very successful form of mass . (entertain) 4. The ________ needs to know what rocks the drill has reached. (geology) 5. It‟s difficult to with a negative people who will do nothing to help themselves. (sympathy) 6. The Eiffel Tower in Paris is an instantly landmark. (recognize) 7. She pretends that she knows all about the latest films and art , but it‟s all a pose. (exhibit) 8. The company produces computers in with a German firm. (cooperate) 9. He is a pleasant child, but often rowdy, and rough with others. (obey) 10. My biggest weakness was my lack of sympathy or_________for in competence. (tolerate) 11. Although they never get angry, they are not always kind or . (tolerate) 12. Local officials have been very on working together for a solution. (cooperate) 13. I tried to tell her about the awful day I‟d had, but she wasn‟t very . (sympathy) 14. Students are expected to be quiet and in the classroom. (obey) 15. Boeing sells a third of its aircraft overseas, making it the biggest in the United States. (export) 16. I see people who have opportunities I don‟t have, and I get . (envy) 17. In the past, Hanoians often went to areas by tram, which was a very famous system. (suburb) 18. She has a small office that is used for discussions. (privacy) 19. Some ministers expressed that they could no longer travel first class. (astonish) 20. We were greatly at the news of their safe return. (relief) Sẽ cho 5*, giúp mình với

1. No _______ A. smoke B. to smoke C. smoking 2. Don't _______ it A. touch B. to touch C. touching 3. Will you _______ a coffee please? A. made B. to make C. make 4. Do _______ quiet! A. be B. to be C. being 5. She asked me _______ the report A. write B. to write C. wrote 6. He told her not _______ his mother his secret. A. tell B. told C. to tell