{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fochimusha02.hatenadiary.com%2Fentry%2F2019%2F09%2F20%2F055317\" title=\"\u3010\u591a\u89d2\u5f62\u60c5\u5831\u5009\u5eab\u3011\u6b6309\u89d2\u5f62\uff08Regular pentagon\uff09 - \u300c\u8af8\u6982\u5ff5\u306e\u8ff7\u5bae\uff08Things got frantic\uff09\u300d\u7528\u8a9e\u96c6\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/o/ochimusha01/20190908/20190908093809.gif","title":"\u3010\u591a\u89d2\u5f62\u60c5\u5831\u5009\u5eab\u3011\u6b6309\u89d2\u5f62\uff08Regular pentagon\uff09","published":"2019-09-20 05:53:17","author_url":"https://blog.hatena.ne.jp/ochimusha01/","url":"https://ochimusha02.hatenadiary.com/entry/2019/09/20/055317","author_name":"ochimusha01","blog_title":"\u300c\u8af8\u6982\u5ff5\u306e\u8ff7\u5bae\uff08Things got frantic\uff09\u300d\u7528\u8a9e\u96c6","provider_url":"https://hatena.blog","description":"\u300c\u6b63\u4e5d\u89d2\u5f62\uff08Regular pentagon\u3001\u5916\u89d2\u306e\u5927\u304d\u3055\u306fpi/9=0.3490659\u30e9\u30b8\u30a2\u30f3\u3042\u308b\u3044\u306f180/9=20\u5ea6\u3001\u5185\u89d2\u306e\u5927\u304d\u3055\u306f2*pi*(9-2)/9=4.886922\u30e9\u30b8\u30a2\u30f3\u3042\u308b\u3044\u306f180*(9-2)/9=140\u5ea6\uff09\u300d\u306e\u5834\u5408","blog_url":"https://ochimusha02.hatenadiary.com/","categories":[],"provider_name":"Hatena Blog","version":"1.0","height":"190","width":"100%"}