Предмет: Математика, автор: GULBARCYNZEENBEKOVA6

Длина прямоугольника 28 дм 9см, а ширина -3 м 46 см .Найдите его периметр.

Ответы

Автор ответа: 28371947

1

Ответ:

1,270см

Пошаговое объяснение:

28 дм это 280см а еще прибавляем 9 см получаем 289 см

3 м это 300 см и еще 46 см выходит 346 см

P=289×2+346×2= 1,270 см

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