Предмет: Математика, автор: gysev02

Если периметр квадрата уменьшит на 40 , то его площади уменьшится в 1 целая 7/9 раза. Определите периметр первоначального квадрата

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Автор ответа: Катерина20000000001

0

не знаю не помню как решать

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