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반원에 내접하는 원 작도하기(Draw The Circle Touch inside The Semicircle)

문제(Problem)

답(Solution)

반원에 내접하는 원 작도하기(Draw The Circle Touch inside The Semicircle) : https://goo.gl/bHdilx 수학자료실 강의실 : https://goo.gl/czyJLW YouTube Channel : https://goo.gl/JpzU5i twitter : https://twitter.com/mineungi