периметр треугольника равен 16 см.Две его стороны равны между собой и каждая из них на 2,9см - №20166407

периметр треугольника равен 16 см.Две его стороны равны между собой и каждая из них на 2,9см больше третьей.Каковы стороны треугольника?
- Предмет:
  Математика
- Автор:
  barbie
- 6 лет назад

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a) is going
b) was going
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