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Mathematics, 14.12.2019 02:31 bakerj8395

Длина и ширина стоянки для велосипедов прямоугольной формы пропорциональны числам 9 и 7 соответственно. найдите площадь этой стоянки, если известно, что ее периметр равен 28,8 м.

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Длина и ширина стоянки для велосипедов прямоугольной формы пропорциональны числам 9 и 7 соответствен...
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