một mảnh đất hình chữ nhật có chu vi 42 m chiều dài hơn chiều rộng 11m hỏi mảnh đất rộng bao nhiêu m vuông

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III. Hoàn thành câu theo gợi ý: 1. He/ already/ finish/ homework. ........................................................................................................... 2. Ba / go / fishing / yesterday. ........................................................................................................... 3. Hung / get up / 6 o’clock/ every morning. ........................................................................................................... 4. We / live / Hanoi / for / ten years. ........................................................................................................... 5. They / leave / their school / since Christmas. ........................................................................................................... 6. I / just / tell / them / the truth. ........................................................................................................... 7. Hoa/ do / homework / now. ........................................................................................................... 8. Binh / like / listen to / music / after school. ........................................................................................................... 9. When/ scouting / begin / England? .................................................................................................................. 10.You / like / take part / sports? .................................................................................................................. 11.It / take / him / minutes / repair / bike. .................................................................................................................. 12.When / he / a boy / he / like / eat / sweets. ..................................................................................................................