수학동아 - 폴리매스

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함께 풀고 싶은 문제

창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.

[창의 퍼즐] [기하]두루마리 휴지

space 2020.08.14 20:35 조회 518

문제 푼 사람 1명

페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

휴지 지름:10cm 높이:15 cm

빈공간 지름:5cm 높이:15cm인 두루마리 휴지가 있다고 할 때

그 휴지를 다 펴면 길이가 몇cm 일까?

그리고 휴지의 두께는 1mm이다

파이=3.14

이전글 [논리] 참!참!참!

다음글 [조합] 과연 다 가능할까?

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피타구라스 Lv.9 2020.08.14 20:42 비밀댓글

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