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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Cacher.php
Line: 22
Function: driver
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Cacher.php
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Function: initiateCache
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
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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/controllers/ver3/Contents.php
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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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Function: model
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Line: 799
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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.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
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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Function: getFloatingMyInfo
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Line: 559
Function: get_footer
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/index.php
Line: 315
Function: require_once
수학동아 - 폴리매스
함께 풀고 싶은 문제
나도 수학쌤 문장제 문제를 변형해 문제를 내는 곳입니다.
[문장제 문제&개념응용] 미친 난이도:정이십면체 가지고 놀기
비우스
2022.02.20 01:43
조회 292
1.탄지로는 정이십면체는 몇 개의 모서리와 몇 개의 꼭짓점을 가지고 있는지 궁금해졌다.이에 기유는 정이십면체는 12개의 꼭짓점과(오류 있으면 알려주세요.)30개의 모서리를 가지고 있다고 말해줬다.근데 탄지로는 왜 그런 값이 나오는지 궁금해했다.탄지로를 납득시켜라!
2.탄지로는 이제 왜 정이십면체가 12개의 꼭짓점과 30개의 모서리를 가지고 있는지 알게 되었다.근데 뫼비우스가 꼭짓점을 다 깎았다.(기존에 있던 모서리는 남아있습니다.)과연 이 도형은 몇 개의 면,꼭짓점,모서리를 가지고 있을까?
풀이 필수입니다.
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수학동아
Lv.8
2022.02.20 04:31
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필즈상
Lv.6
2022.02.20 17:01
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혜윰
Lv.6
2022.05.12 16:08
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혜윰
Lv.6
2022.05.13 06:21
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