Предмет: Математика, автор: Торечник

Длина прямоугольника равна 36 см. Ширина составляет 5/9 его длины. Найти периметр этого прямоугольника

Ответы

Автор ответа: salakhovasabina

36:9*5=20 см- ширина
(20+36)*2=112 см

Автор ответа: Аноним

36 = 9/9
x = 5/9

x = 20.

36+36+20+20 = 112

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