user-avatar
quynhchii3007
2 năm trước
Hai hình vuông có cạnh hơn nhau 6cm. Biết chu vi hình vuông nhỏ bằng 1 3 chu vi hình vuông lớn. Hãy tìm cạnh của hai hình vuông.
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

Giúp mik từ bài EX 1 nhé Period 2: Conditional sentences type 2. (Câu điều kiện loại 2) 1. Form. Eg: If I became rich, I would spend all my time travelling. Nếu tôi giàu, tôi sẽ dành tất cả thời gian để đi du lịch. 2. Usage - Dùng để diễn tả sự việc, khả năng trái ngược hoặc không thể diễn ra ở thực tại hoặc tương lai Eg: If I had 100 million USD, I would buy a plane. - Dùng để khuyên bảo (If I were you. . .) Eg: If I were you, I would study English hard Chú ý: Trong mệnh đề không có thật ở hiện tại, chúng ta có thể dùng were thay cho was ở tất cả các ngôi trong mệnh đề If. Eg: If he were here now, the party would be more exciting Ex 1: Choose the best answer A, B, C or D 1. If I ……………you, I …………………….do that. A. am/ will B. were/would C. were/ will D. had been/ would. 2. I would be very surprised if he…………………….………….. A. refuses B. refused C. had refused D. would refuse. 3. Many people would be out of work if that factory………..down. A. closes B. had closed C. closed D. would close. 4. If she sold her car, she ……………………..… much money. A. gets B. would get C. will get D. would have got. 5. They would be disappointed if we…………………………………. A. hadn’t come B. wouldn’t come C. don’t come D. didn’t come. 6. Would John be angry if I ……………..…. ……his bicycle without asking? A. take B. took C. had taken D. would take. 7. She ………………….….terribly upset if I lost this ring. A. will be B. would be C. were D. had been. 8. If someone…………in here with a gun, I would be very frightened. A. would walk B. walks C. had walked D. walked. 9. What would happen if you ……………..to work tomorrow? A. don’t go B. didn’t go C. won’t go D. wouldn’t go. 10. If I were in your place, I ……………………….a trip to England. A. will make B. had made C. made. D. would make. Ex 2: Supply the correct verb tense. 1. If I (have) ________________ a typewriter, I could type it myself. 2. You could make much progress if you (attend) ________________ class regularly. 3. If I (know) ________________ his telephone number, I would give it to you. 4. He (come) _______________ if you waited.

2018 © Loga - Không Ngừng Sáng Tạo - Bùng Cháy Đam Mê
Loga Team