Предмет: Математика, автор: KS780

Длина обложки книги прямоугольной формы равна 20см.Это на 2 см больше его ширины.Чему равна ширина обложки книги?Найди периметр и площадь обложки книги.

Ответы

Автор ответа: Alex1013

0

площадь- 360 см периметр - 76

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