Предмет: Физика, автор: empon

визначити час, за який хвилі від місця падіння каменя на відстані 30 м від берега, досягають берега якщо відстань між двома сусідніми гребнями хвиль 3 метри і за 10 секунд спостерігач нарахував 5 коливань чайки на хвилях

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Автор ответа: lvv9136

Ответ:

20с

Объяснение:

Приложения:

empon: дякую)

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