{"height":"190","blog_title":"A4\u306e\u5b87\u5b99","categories":[],"url":"https://a4.hateblo.jp/entry/2019/03/31/110738","published":"2019-03-31 11:07:38","provider_url":"https://hatena.blog","width":"100%","description":"\u6982\u8981 \u56f3\u306e\u3088\u3046\u306b\u3001\u534a\u5f84\u306e\u5186(\u7dd1)\u3068\u3001\u4e8c\u3064\u306e\u76f4\u89d2\u4e09\u89d2\u5f62(\u9752\u3001\u8d64)\u3092\u8003\u3048\u308b\u3002\u3053\u308c\u3089\u306e\u76f4\u89d2\u4e09\u89d2\u5f62\u3068\u3001\u5207\u308a\u53d6\u3089\u308c\u308b\u6247\u5f62\u306e\u9762\u7a4d\u3092\u6bd4\u8f03\u3057\u3066\u3001\u4e09\u89d2\u95a2\u6570\u306e\u5fae\u5206\u306b\u5fc5\u8981\u306a\u3092\u5c0e\u51fa\u3059\u308b\u3002 \u5c0e\u51fa \u307e\u305a\u4e8c\u3064\u306e\u76f4\u89d2\u4e09\u89d2\u5f62\u3068\u5207\u308a\u53d6\u3089\u308c\u308b\u6247\u5f62\u306e\u9762\u7a4d\u3092\u3001\u5186\u306e\u534a\u5f84\u3068\u4e2d\u5fc3\u89d2\u3092\u7528\u3044\u3066\u8868\u3059\u3002 \u5c0f\u3055\u306a\u76f4\u89d2\u4e09\u89d2\u5f62\u306e\u9762\u7a4d \u659c\u8fba\u304c\u3068\u5b9a\u307e\u308b\u3053\u3068\u304b\u3089\u5e95\u8fba\u3068\u9ad8\u3055\u3092\u5c0e\u3051\u308b\u3002 \\begin{eqnarray}S_1&=&\\frac{1}{2}\\times r \\cos x \\times r \\sin x\\\\&=&\\frac{r^2 \\sin x \\cos x}{2}\\end{eqnarray} \u5207\u308a\u53d6\u3089\u308c\u308b\u6247\u5f62\u306e\u9762\u7a4d \u5186\u5168\u4f53\u306e\u9762\u7a4d\u306b\u89d2\u5ea6\u306e\u5272\u5408\u3092\u304b\u3051\u3066\u6c42\u3081\u2026","version":"1.0","blog_url":"https://a4.hateblo.jp/","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/d/dai-ig/20190331/20190331110542.jpg","title":"x\u304c0\u306b\u8fd1\u3044\u6642\u306esin x\u306e\u6027\u8cea\u3001\u9762\u7a4d\u3092\u7528\u3044\u308b\u65b9\u6cd5","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa4.hateblo.jp%2Fentry%2F2019%2F03%2F31%2F110738\" title=\"x\u304c0\u306b\u8fd1\u3044\u6642\u306esin x\u306e\u6027\u8cea\u3001\u9762\u7a4d\u3092\u7528\u3044\u308b\u65b9\u6cd5 - A4\u306e\u5b87\u5b99\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"dai-ig","author_url":"https://blog.hatena.ne.jp/dai-ig/","type":"rich"}