Bài 5: Một bể cá HHCN có chieu dài 2m, CR = 10 dm , chiều cao = 1,2m a/ Tính DT kính dùng làm bể cá biết bể k có nắp . b/ Tính thể tích bể cá ? c*/ Mức nước trong bể bằng ¾ chiều cao của bể . tính thể tích nước có trong bể ? Bài 6*: Tính thuận tiện : a/ 4 x 113 x 25 - 5 x 112 x 20 b/ 54 x 47 - 47 x 53 - 20 - 27 Hộ em 2 bài này nhé, làm đúng em cho 5 sao ạ !!

Các câu hỏi liên quan

IV. Join the sentence halves using which or whom after an appropriate preposition. the furniture is to be delivered. you should be aware. I had great respect. I look up. we went on holiday. most world trade was conducted. the printer was supplied. she was divorced in 1995. it was named. it was primarily written. 1. My English teacher, Mrs Brookes, was someone …………………………………………………………………………….. 2. Until 1914 the pound sterling was the currency ……………………………………………………………………………… 3. They have changed the date …………………………………………………………………………………………………… 4. Pasteurisation was discovered by the French chemist Louis Pasteur, ............................................. 5. There are a number of safety procedures ……………………………………………………………………………………… 6. Details are in the instruction manual …………………………………………………………………………………………… 7. Ms. Peters was left the money by her former husband ........................................................................ 8. She is one of the few People ……………………………………………………………………………………………………… 9. This is a photograph of our friends ……………………………………………………………………………………………….. 10. The book is enjoyed by adults as well as children .................................................................................