pendlak100 pendlak100
  • 21-09-2022
  • Mathematics
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Периметр прямоугольника равен 25см. Две его противоположные стороны увеличили на 7см, а оставшиеся 2 стороны увеличили на Х см. Чему равен Х, если периметр прямоугольника увеличился в 3 раза?

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