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Mathematics, 06.12.2021 14:00 mrstealyogirl40

Một mảnh đất hình chữ nhật có chu vi là 180cm. Nếu tăng chiều rộng 6cm, giảm chiều dài 6cm thì diện tích mảnh đất không thay đổi. Hỏi diện tích mảnh đất bạn đầu là bao nhiêu

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Một mảnh đất hình chữ nhật có chu vi là 180cm. Nếu tăng chiều rộng 6cm, giảm chiều dài 6cm thì diện...
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