Вопрос школьника по предмету Математика
сколько прямоугольных пластин 20х45 см можно вырезать из фанерного листа 120х240см. Помогите пожалуйста)
Ответ учителя по предмету Математика
1)20*45=900см-S 1 пластины
2)120*240=28800см-S фанерного листа
3)28800:900=32шт-всего пластин
Ответ:32 пластины всего.
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