Предмет: Математика, автор: sASKE787

поле прямоугольной формы имеет площадь 45 а его ширина 50 метров обчислить периметр поля

Ответы

Автор ответа: sadvlad

45а это 45 ар? 45ар =4500 м^2

Решение

4500 : 50 метров =90м (длинна)

90 +90 + 50 +50 =280 м

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