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Обчислити масу металевої кулі радіус якої R=6см і густина матеріалу 7800кг/м2
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Предмет:
Математика -
Автор:
reese66 - 5 лет назад
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Ответы 1
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Ответ:
7,02 кг
Пошаговое объяснение:
m = pV
Объем шара V = 4/3 * πR³ = 4/3 * 3,14 * 0,06³ = 0, 0009 м³
6 см = 0,06 м
m = 0, 0009 * 7800 = 7,02 кг
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Автор:
mollievalenzuela - 5 лет назад
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0
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