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1)Кут між падаючим променем і дзеркально поверхнею дорівнює 50 градусів, чому дорівнює кут між падаючим та відбитим променями?
Ответы 1
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Так як кут падіння = куту відбивання, 50 + 50 = 100 градусів
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Автор:
cirilogriffin - 5 лет назад
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