수학동아 - 폴리매스

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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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Function: file_put_contents

File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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Function: getLatexImg

File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
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Function: parseLatexImg

File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
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Function: require_once

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Function: _error_handler

File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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Function: require_once

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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/models/ver3/Article_model.php
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Function: _error_handler

File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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Function: model

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Function: getFloatingMyInfo

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Function: get_footer

File: /volume1/web/PhpstormProjects/www_polymath_co_kr/index.php
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Function: require_once

함께 풀고 싶은 문제

나도 수학쌤 문장제 문제를 변형해 문제를 내는 곳입니다.

[문장제 문제&개념응용] 버스역과 햇빛

수학동아 2021.03.05 20:25 조회 446

문제 푼 사람 0명

페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

수동이는 밖에 돌아다니고 있었다. 너무 더웠다. 그래서 하루종일 버스역에 앉아있기로 했다. 버스역 그늘의 높이가 $\sqrt{3}$ m, 길이가 1m이고, 일출은 아침 7시, 일몰은 저녁 7시일때, 수동이가 햇빛을 맞아야 하는 시간은 몇 시부터 몇 시까지인가? (단, 주변에 햇빛을 막는 다른 장애물은 없습니다.)

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