Một bể cá hình hộp chữ nhật làm bằng kính (không có nắp) chiều cao dài 80 cm chiều rộng 50 cm chiều cao 45 cm.Mực nước ban đầu trong bể cao 35 cm.Tính diện tích kính dùng để làm bể cá đó ?

Các câu hỏi liên quan

1. She said, " What do you do, Nam?" -> She asked..... * 2. " Where do you live, Nam?" -> She asked.... * 3. " Why do you like English?" -> She asked...... * 4. "Where are you working now, Nam?" -> asked Ha.... * 5. " Where do you live?" asked Nam. -> Nam asked... * 6." When does your school vacation start?" Tim asked me-> Tim asked me.... * 7. " How often do you go to the English club?" Tuan asked Lan.-> Tuan asked Lan.... 8. "What time does the film begin?". He asked me-> he asked me.... * 9. " Where is the ticket office?" -> asked Ba-> Ba asked.... * 10. " Where are you going on summer holiday this year, Ha?" Thuy asked. -> Thuy asked.... * 11. " Who put salt in my coffee?" he asked.-> He asked.... * 12. I asked Bill, "what time did you go to bed last night?" -> I asked Bill... * 13. " Whose bicycle did you borrow yesterday?", his mother asked him.-> His mother asked him.... * 14. " The traveller asked " How long does it take to get to London?" -> The traveller asked.... * 15. He asked me " Why didn't you come to class yesterday?"-> He asked me... 16. The teacher asked " Which book are you taking, John?'-> The teacher asked ...... * 17. Jane said to John " Who will come to the movie with me?" -> Jane asked John.... * 18. "What are you doing? " she asked.-> She asked me... * 19. ”What are you talking about?”said the teacher. -> The teacher asked us...... 20. "Where is the Post Office, please? : she asked me.-> She asked me. riêng câu 4 viết là ha asked đây là viết lại câu trực tiếp gián tiếp câu có từ để hỏi ạ mong đc giúp ạ