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Помогите пожалуйста срочно
Заранее спасибо большое
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Предмет:
Математика -
Автор:
abdiel - 5 лет назад
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Ответы 1
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Пусть х будет 1-ая часть доски, то 2-ая будет 2х, всего доска длиной 216см то получаем уравнение:1) х+2х=2163х=216х=216:3х=72(см)- меньшая часть доски2) 216-72=144(см)- большая часть доскиОтвет: 72 см; 144 см
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Автор:
justicelq1f - 5 лет назад
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