Предмет: Геометрия, автор: ceyrwcdu63527837

2, наедите площадь прямоугольника если его примеры равен 80см , а отношений строна равно 3;5 срочно

Ответы

Автор ответа: matveisolovei2006
1

Ответ:

3x+5x+3x+5x=80

16x=80

x=5

меньшая сторона=5

большая сторона =35

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