Предмет: Математика, автор: КУРМЯЮ

квадрат и прямоугольник имеют равные периметры ширина прямоугольника 6 см и она на 1 дм меньше чем длина найди площадь квадрата.

Ответы

Автор ответа: vasilsenkin
0
Прямоугольник: ширина - 6, длина -16, периметр (6+16)*2=44.
Квадрат: периметр - 44, сторона - 11, площадь - 121.


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