Предмет: Математика, автор: Kamila200308

Задача:Периметр квадрата со стороной 9,65см равен периметру прямоугольника с шириной 8,7см.Найдите длину прямоугольника.

решите НЕ В ВИДЕ уванения

Ответы

Автор ответа: 326622
9
9,65 * 4 = 38,6 см периметр квадрата 
8,7 *2 = 17,4 см 2 ширины 
38,6 - 17,4 =21,2 см 2 длины 
21,2 : 2 = 10,6 см длина
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