Предмет: Геометрия, автор: anjione

Пожалуйста,срочно надо

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Автор ответа: oganesbagoyan

C =2πR
S =πR² ;
π/36 =πR² ⇒R² =1/36 ⇒ R =1/6
C =2πR =2π*1/6 =π/3.
********************************************************
***C=2πR=2π√(S/π )= 2π√((π/36)/π )= 2π√1/36 =2π*1/6 =π/3. ***

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