Вопрос школьника по предмету Математика
Решите задачу : площадь квадрата 49кв дм . Узнайте его периметр
Ответ учителя по предмету Математика
Площадь квадрата = сторона в квадрате
Отсюда сторона = корень из площади
Сторона = корень из 49 = 7.
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