수학동아 - 폴리매스

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함께 풀고 싶은 문제

나도 수학쌤 문장제 문제를 변형해 문제를 내는 곳입니다.

[문장제 문제&개념응용] 반박하시오1

피카파이 2022.06.03 06:07 조회 211

문제 푼 사람 2명

페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

네 익숙한 그림이죠

내부 삼각형과 외부 삼각형은 닮음이죠? 그러면 큰 삼각형의 빗변*cosx(그냥 x로 할게요)=작은 삼각형 빗변*1=1

그러면 ((tan^2+1)*cos)x=1, 그런데 만약 직각이등변 삼각형을 여기에 대입하면 ((1+1)*루트2)=1

그러니 2루트2=1

저 정말로 모르겠어서 그러는데

반박좀 해주세요.

이전글 간단한 증명 문제들

다음글 빵돌이네 베이커리

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해결

도전

Amath Lv.8 2022.06.03 06:26 비밀댓글

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- 피카파이 Lv.8 2022.06.03 06:46
  
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Htamction Lv.7 2022.06.15 16:27 비밀댓글

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