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[수학체험실] 3차원 캐릭터 만들기
수학동아 2018.12.28 01:04 조회 1228
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페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

 

색종이로 만든 바람개비에 입김을 세게 불면 날개가 돌아가면서 원 모양을 그린다. 또, 바람의 방향을 알려 주는 풍향계는 빠르게 돌아가면 마치 도넛 모양의 입체도형처럼 보인다. 이처럼 도형은 빠르게 회전하면서 새로운 모양을 만들어낸다. 축을 중심으로 그림을 회전시켜 귀여운 3차원 캐릭터를 만들어 보자. 탐구하기 문제는 답안을 보지 말고 먼저 풀어 본 뒤 첨부 파일의 모범답안과 비교해 보자.

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#입체 캐릭터 만들기 #3D프린터의 원리 #회전체의 부피 #구분구적법
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