수학동아 - 폴리매스

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함께 풀고 싶은 문제

창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.

[창의 퍼즐] [기하] 3.141592653589793238462643383279

infinitepi 2020.07.24 23:34 조회 662

문제 푼 사람 2명

페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

노가다가 조금 있습니다.

파이값 30자리

3.141592653589793238462643383279에서

소숫점에 있는 수 중 0,1,2,7(너무 까다로우니까)를 제외한 n에 대한 정n각형의 한 각의 크기를 다 더하여라.

예를들어 3.14라면 3=60, 4=90으로 더하면 150입니다.

풀이필수입니다

이전글 조합으로 정복[조합]

다음글 도배는 좋아[조합]

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DeltaX Lv.3 2020.07.25 18:38 비밀댓글

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매스파이 Lv.8 2020.09.27 19:08 비밀댓글

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