Một hình tam giác vuông có tổng hai cạnh góc vuông là 88m và cạnh góc vuông này bằng 0,6 lần cạnh góc vuông kia.trên thửa ruộng này người ta trồng lúa,trung bình cứ 10m vuông thu được 70kg thóc . Hỏi trên cả thửa ruộng, người ta thu hoạch được bao nhiêu tạ thóc? nhanh nhanh nha

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