Предмет: Математика, автор: DikayaRoza

Знайдіть довжину кола, якщо його діаметр дорівнює 2/3 см. а) 2п/3 см; б) 4п/3 см; в) п/9 см; г) п/3 см

Ответы

Автор ответа: ann0stepanets

21

Ответ:

A

Пошаговое объяснение:

С=πd aбо С=2πR

C=π*2/3=2π/3

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