Предмет: Математика, автор: olgakolombay228

Сторона квадрата дорівнює 1,2 дм. Прямокутник має таку ж саму площу, як і квадрат. Знайди периметр прямокутника, якщо одна з його сторін дорівнює 3/5 дм.

Ответы

Автор ответа: aruka8543

2

1дм =1см то есть 1,2см Решение:1 2/10+3/5=12/10+3/5=12/10+6/10=28/10-3=25/10

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