Предмет: Математика, автор: Аноним

Как накреслить прямокутник довжина якого 6 см а периметер 20 см.Як знайти його площу?

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Автор ответа: max1774

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Автор ответа: Знавець8365

1)20-6×2=8
2)8:2=4
3)4×6=24

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