Mathematics, 24.07.2021 16:30 keisha71

Một miếng đất hình chữ nhật có chu vi 80 mét. Nếu kéo dài thêm 8 mét nữa thì diện tích tăng thêm là 72 mét vuông. Tính chiều dài và chiều rộng hình chữ nhật ban đầu ?

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Một miếng đất hình chữ nhật có chu vi 80 mét. Nếu kéo dài thêm 8 mét nữa thì diện tích tăng thêm là...

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