Предмет: Математика, автор: Викалюка

площадь прямоугольника равна 121 см(кв).Ширина-11 см.чему равна длина?как называется такой прямоугольник?

Ответы

Автор ответа: Евгеха001
0
a = ? см
b =  11 см
S = 121 см2
------------------------
S = a * b
121 = a * 11
11 * a = 121
a = 121 / 11
a = 11(см)
Ответ: длина равна 11 см. Такой прямоугольник называется квадрат.
Автор ответа: Викалюка
0
спасибо
Автор ответа: lorralady
0
:)
Автор ответа: Евгеха001
0
:)
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