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Function: require_once

수학동아 - 폴리매스
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[창의 퍼즐] [기하?조합?] 격자점을 지나는 다섯개의 원
△π 2020.10.25 14:17 조회 478
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페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

(1) 5*5 격자점 25개가 있다. 원을 5개 그려 이 점들 모두를 지나는 방법을 3가지 고안하여라 (단, 돌리거나 뒤집어서 같은 모양은 하나로 센다.)

(2) 5*6 격자점 30개가 있다. 원을 5개 그려 이 점들 모두를 지나는 방법을 1가지 고안하여라 (이하동문)

(단, 원의 곡률은 0이 아니다)

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      △π Lv.9 2020.11.12 07:29 비밀댓글
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      Sin X Lv.5 2020.11.12 16:26

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