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[기하] 이야기로 배우는 삼각형의 성질
수학동아 2018.12.28 00:00 조회 1320
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처음에 다리는 끊어진 두 곳을 이어 주는 역할에만 치중했다. 하지만 건축기술이 차츰 발전하면서 다리를 짓는 방법이 점점 다양해졌고, 이에 따라 최근에는 다리를 하나의 조각 작품처럼 보는 시선도 나타났다. 이렇게 만들어진 다리에는 다양한 도형들이 숨어 있는데, 이번 호에서는 그중에서도 다리 속 삼각형의 종류와 성질에 대해 알아 보자.

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