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Function: require_once

수학동아 - 폴리매스
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함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 성냥개비 문제가 많길래
△π 2020.04.02 23:14 조회 473
문제 푼 사람 1명
공유하기
페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

평면에서 성냥개비를 늘어놓아서 겹치거나 부러뜨리거나 서로 걸거나 꺾는 일 없이 한 꼭짓점에 3개의 성냥개비가 모이도록 하는 성냥개비의 최소 갯수는 몇개일까?

(공간에서라면 정사면체를 만드는 것이 답이겠죠. 하지만 이 문제는 "평면"에 대해 묻고 있습니다.)

이 문제 어떠셨나요?

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  •  
    해결
    MathlabJ Lv.8 2020.04.02 23:17 비밀댓글
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      △π Lv.9 2020.04.02 23:19 비밀댓글
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      △π Lv.9 2020.04.02 23:38 비밀댓글
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    다시 도전
    초코파이(π) Lv.8 2020.04.02 23:19 비밀댓글
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    다시 도전
    GUN.007 Lv.11 2020.04.03 04:05 비밀댓글
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