{"id":2904,"date":"2020-12-13T23:46:09","date_gmt":"2020-12-13T14:46:09","guid":{"rendered":"https:\/\/hatsudy.com\/jp\/?p=2904"},"modified":"2022-07-14T00:40:33","modified_gmt":"2022-07-13T15:40:33","slug":"revolution","status":"publish","type":"post","link":"https:\/\/hatsudy.com\/jp\/revolution.html","title":{"rendered":"\u56de\u8ee2\u4f53\u306e\u4f53\u7a4d\u3068\u8868\u9762\u7a4d\uff1a\u4e2d\u5b66\u6570\u5b66\u306e\u8a08\u7b97\u306e\u6c42\u3081\u65b9"},"content":{"rendered":"\n<p>\u6570\u5b66\u3067\u306f\u56de\u8ee2\u4f53\u3068\u3044\u3046\u554f\u984c\u304c\u51fa\u984c\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u5e73\u9762\u306e\u56f3\u5f62\u306b\u3064\u3044\u3066\u3001\u4e00\u56de\u8ee2\u3055\u305b\u305f\u5f8c\u306e\u56f3\u5f62\u306e\u4f53\u7a4d\u3084\u8868\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u3088\u3046\u306a\u56de\u8ee2\u4f53\u306e\u8a08\u7b97\u554f\u984c\u306f\u3069\u306e\u3088\u3046\u306b\u89e3\u3051\u3070\u3044\u3044\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u8907\u96d1\u306a\u56de\u8ee2\u4f53\u306e\u56f3\u5f62\u306b\u3064\u3044\u3066\u306f\u3001\u9ad8\u6821\u6570\u5b66\u306e\u7a4d\u5206\u3092\u5b66\u3070\u306a\u3051\u308c\u3070\u8a08\u7b97\u3067\u304d\u307e\u305b\u3093\u3002\u4e00\u65b9\u3067\u4e09\u89d2\u5f62\u3084\u56db\u89d2\u5f62\u306a\u3069\u3001\u5358\u7d14\u306a\u56f3\u5f62\u306e\u56de\u8ee2\u4f53\u3067\u3042\u308c\u3070\u3001\u4e2d\u5b66\u6570\u5b66\u306e\u77e5\u8b58\u3067\u3042\u3063\u3066\u3082\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u56de\u8ee2\u4f53\u306e\u554f\u984c\u3092\u89e3\u304f\u3068\u304d\u3001\u56de\u8ee2\u4f53\u306e\u56f3\u5f62\u304c\u3069\u306e\u3088\u3046\u306a\u5f62\u306b\u306a\u308b\u306e\u304b\u7406\u89e3\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u3055\u307e\u3056\u307e\u306a\u56f3\u5f62\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u5fdc\u7528\u554f\u984c\u3082\u51fa\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u56de\u8ee2\u4f53\u3067\u306f\u3001\u554f\u984c\u306e\u96e3\u6613\u5ea6\u306f\u9ad8\u3044\u3067\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067\u4e2d\u5b66\u6570\u5b66\u3067\u306e\u56de\u8ee2\u4f53\u306b\u3064\u3044\u3066\u3001\u3069\u306e\u3088\u3046\u554f\u984c\u3092\u89e3\u3051\u3070\u3044\u3044\u306e\u304b\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h2>\u8ef8\u3092\u4e00\u56de\u8ee2\u3057\u3066\u3067\u304d\u308b\u56f3\u5f62\u304c\u56de\u8ee2\u4f53<\/h2>\n<p>\u7a7a\u9593\u56f3\u5f62\u306e\u554f\u984c\u3067\u306f\u3001\u89d2\u67f1\u3084\u5186\u67f1\u3001\u89d2\u9310\u3001\u5186\u9310\u3001\u7403\u306a\u3069\u306e\u56f3\u5f62\u304c\u51fa\u984c\u3055\u308c\u307e\u3059\u3002\u305f\u3060\u3001\u5e73\u9762\u306e\u56f3\u5f62\u3067\u3042\u308b\u306b\u3082\u95a2\u308f\u3089\u305a\u3001\u7a7a\u9593\u56f3\u5f62\u3068\u3057\u3066\u8003\u3048\u306a\u3051\u308c\u3070\u3044\u3051\u306a\u3044\u554f\u984c\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u304c\u56de\u8ee2\u4f53\u3067\u3059\u3002<\/p>\n<p>\u56de\u8ee2\u4f53\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001<span style=\"color: #ff0000;\">\u8ef8\u3092\u4e00\u56de\u8ee2\u3055\u305b\u308b\u3053\u3068\u3067\u5b8c\u6210\u3059\u308b\u56f3\u5f62\u3092\u6307\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3000\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/12\/hfef1-2.jpg\" alt=\"\" width=\"403\" height=\"234\" 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\/><\/p>\n<p>\u5186\u67f1\u306e\u4f53\u7a4d\u306f\u5e95\u9762\u7a4d\u3068\u9ad8\u3055\u3092\u639b\u3051\u308b\u3053\u3068\u3067\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u3053\u306e\u56de\u8ee2\u4f53\u306e\u4f53\u7a4d\u306f\\(128\u03c0\\)cm<sup>3<\/sup>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(4\u00d74\u00d7\u03c0\u00d78=128\u03c0\\)<\/li>\n<\/ul>\n<p>\u4e00\u65b9\u3067\u8868\u9762\u7a4d\u306f\u3001\u5e95\u9762\u7a4d\u3068\u5074\u9762\u7a4d\u3092\u8db3\u3059\u3053\u3068\u3067\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u5e95\u9762\u7a4d\u306e\u5408\u8a08\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(4\u00d74\u00d7\u03c0\u00d72=32\u03c0\\)<\/li>\n<\/ul>\n<p>\u307e\u305f\u3001\u5186\u67f1\u306e\u5074\u9762\u7a4d\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(8\u00d7\u03c0\u00d78=64\u03c0\\)<\/li>\n<\/ul>\n<p>\u305d\u306e\u305f\u3081\u3001\u56de\u8ee2\u4f53\u306e\u8868\u9762\u7a4d\u306f\\(32\u03c0+64\u03c0=96\u03c0\\)\u3068\u306a\u308a\u3001\u7b54\u3048\u306f\\(96\u03c0\\)cm<sup>2<\/sup>\u3067\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u76f4\u7dda\u3067\u5e73\u9762\u56f3\u5f62\u3092\u4e00\u56de\u8ee2\u3055\u305b\u305f\u5f8c\u3001\u4f53\u7a4d\u3068\u8868\u9762\u7a4d\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n<h3>\u56de\u8ee2\u4f53\u306e\u5e95\u9762\u306f\u5fc5\u305a\u5186\u306b\u306a\u308b<\/h3>\n<p>\u3053\u306e\u3068\u304d\u56de\u8ee2\u4f53\u306b\u306f\u5171\u901a\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u306f\u3001\u5fc5\u305a\u5186\u5f62\u306b\u306a\u308b\u3053\u3068\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u89d2\u67f1\u3084\u89d2\u9310\u306e\u7a7a\u9593\u56f3\u5f62\u306b\u306a\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<span style=\"color: #0000ff;\">\u56de\u8ee2\u4f53\u3067\u306f\u5fc5\u305a\u30ab\u30fc\u30d6\u306e\u3042\u308b\u56f3\u5f62\u304c\u5b8c\u6210\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<p>\u4f8b\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306b\u4e09\u89d2\u5f62\u3084\u534a\u5186\u306e\u56de\u8ee2\u4f53\u3092\u8a18\u3057\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3004\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/12\/hfef3.jpg\" alt=\"\" width=\"600\" height=\"165\" 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style=\"color: #0000ff;\">\u516c\u5f0f\u3092\u5229\u7528\u3057\u3066\u554f\u984c\u3092\u89e3\u304f\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/span><\/p>\n<p>\u5186\u67f1\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u306f\u65e2\u306b\u7406\u89e3\u3057\u3066\u3044\u308b\u3068\u601d\u3044\u307e\u3059\u3002\u5e95\u9762\u7a4d\u306b\u9ad8\u3055\u3092\u639b\u3051\u308b\u3068\u3001\u5186\u67f1\u306e\u4f53\u7a4d\u3092\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u5186\u9310\u3067\u306f\u3001\u5186\u67f1\u306e\u4f53\u7a4d\u30923\u5206\u306e1\u306b\u3059\u308b\u3053\u3068\u3067\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u5186\u67f1\u306e\u4f53\u7a4d \uff1d \u5e95\u9762\u7a4d \u00d7 \u9ad8\u3055<\/li>\n<li>\u5186\u9310\u306e\u4f53\u7a4d \uff1d \u5e95\u9762\u7a4d \u00d7 \u9ad8\u3055 \u00d7 1\/3<\/li>\n<\/ul>\n<p>\u305d\u308c\u306b\u5bfe\u3057\u3066\u3001\u8868\u9762\u7a4d\u306f\u305d\u308c\u305e\u308c\u306e\u5e95\u9762\u7a4d\u3068\u5074\u9762\u7a4d\u3092\u8a08\u7b97\u3057\u305f\u5f8c\u3001\u8db3\u3059\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u7403\u306e\u5834\u5408\u306b\u3064\u3044\u3066\u3082\u3001\u7403\u306e\u4f53\u7a4d\u3084\u8868\u9762\u7a4d\u3092\u51fa\u3059\u516c\u5f0f\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002\u7403\u306e\u8a08\u7b97\u306f\u983b\u5ea6\u304c\u4f4e\u3044\u3082\u306e\u306e\u3001\u516c\u5f0f\u3092\u899a\u3048\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u7403\u306e\u554f\u984c\u3092\u89e3\u304d\u305f\u3044\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u516c\u5f0f\u3092\u899a\u3048\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><strong>\u30fb\u7403\u306e\u4f53\u7a4d\u306e\u516c\u5f0f<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2977\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/12\/erjt2.jpg\" alt=\"\" width=\"600\" height=\"205\" \/><\/p>\n<p>\u534a\u5f84\u304c\u5206\u304b\u308b\u5834\u5408\u3001\u516c\u5f0f\u306b\u6570\u5b57\u3092\u4ee3\u5165\u3059\u308b\u3053\u3068\u3067\u7403\u306e\u4f53\u7a4d\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u30fb\u7403\u306e\u8868\u9762\u7a4d\u306e\u516c\u5f0f<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2983\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/12\/erjt14.jpg\" alt=\"\" width=\"600\" height=\"197\" \/><\/p>\n<p>\u540c\u3058\u3088\u3046\u306b\u3001\u534a\u5f84\u304c\u5206\u304b\u308b\u5834\u5408\u306f\u8868\u9762\u7a4d\u306e\u516c\u5f0f\u306b\u4ee3\u5165\u3057\u307e\u3057\u3087\u3046\u3002\u56de\u8ee2\u4f53\u306e\u7403\u306e\u8868\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u5fdc\u7528\u554f\u984c\u306f\u56f3\u5f62\u306e\u7d44\u307f\u5408\u308f\u305b<\/h2>\n<p>\u3053\u3046\u3057\u305f\u56de\u8ee2\u4f53\u306e\u5fdc\u7528\u554f\u984c\u3068\u3057\u3066\u306f\u3001\u56f3\u5f62\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u51fa\u3055\u308c\u307e\u3059\u3002\u8907\u6570\u306e\u7570\u306a\u308b\u56f3\u5f62\u304c\u5b58\u5728\u3059\u308b\u305f\u3081\u3001\u56de\u8ee2\u4f53\u306e\u5f62\u304c\u8907\u96d1\u306b\u306a\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u56f3\u5f62\u306e\u56de\u8ee2\u4f53\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3017\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/12\/redju3.jpg\" alt=\"\" width=\"538\" height=\"223\" \/><\/p>\n<p>\u3053\u306e\u56f3\u5f62\u3067\u306f\u3001\u4e09\u89d2\u5f62\u3068\u56db\u89d2\u5f62\u304c\u6df7\u3058\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u56f3\u5f62\u306e\u5834\u5408\u3001\u56de\u8ee2\u4f53\u3067\u306f\u5186\u9310\u3068\u5186\u67f1\u306e2\u3064\u304c\u6df7\u3056\u308a\u307e\u3059\u3002\u305d\u3046\u3057\u305f\u3068\u304d\u3001\u56f3\u5f62\u3092\u5206\u3051\u3066\u4f53\u7a4d\u3084\u8868\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><strong>\u30fb\u4f53\u7a4d\u306e\u8a08\u7b97<\/strong><\/p>\n<p>\u5186\u9310\u3068\u5186\u67f1\u3067\u305d\u308c\u305e\u308c\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002\u5186\u9310\u306e\u4f53\u7a4d\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(4\u00d74\u00d7\u03c0\u00d73\u00d7\\displaystyle\\frac{1}{3}=16\u03c0\\)<\/li>\n<\/ul>\n<p>\u307e\u305f\u3001\u5186\u67f1\u306e\u4f53\u7a4d\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(4\u00d74\u00d7\u03c0\u00d74=64\u03c0\\)<\/li>\n<\/ul>\n<p>\u5186\u9310\u3068\u5186\u67f1\u306e\u4f53\u7a4d\u3092\u8db3\u3059\u3053\u3068\u3067\u3001\u7b54\u3048\u306f\u300c\\(16\u03c0+64\u03c0=80\u03c0\\)cm<sup>3<\/sup>\u300d\u3068\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u30fb\u8868\u9762\u7a4d\u306e\u8a08\u7b97<\/strong><\/p>\n<p>\u8868\u9762\u7a4d\u306e\u8a08\u7b97\u3067\u306f\u5c55\u958b\u56f3\u3092\u8003\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u5b8c\u6210\u3055\u308c\u308b\u7a7a\u9593\u56f3\u5f62\u3092\u8003\u3048\u305f\u5f8c\u3001\u5e73\u9762\u306b\u76f4\u3059\u306e\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3016\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/12\/redju2.jpg\" alt=\"\" width=\"534\" height=\"295\" \/><\/p>\n<p>\u305d\u308c\u305e\u308c\u306e\u9762\u7a4d\u3092\u8a08\u7b97\u3057\u305f\u5f8c\u3001\u8db3\u3059\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u6247\u5f62\u306e\u9762\u7a4d\uff1a\\(5\u00d74\u00d7\u03c0=20\u03c0\\)<\/li>\n<li>\u9577\u65b9\u5f62\u306e\u9762\u7a4d\uff1a\\(8\u00d7\u03c0\u00d74=32\u03c0\\)<\/li>\n<li>\u5186\u306e\u9762\u7a4d\uff1a\\(4\u00d74\u00d7\u03c0=16\u03c0\\)<\/li>\n<\/ul>\n<p>\u306a\u304a\u3001\u6247\u5f62\u306e\u9762\u7a4d\u306f\u300c\u5186\u9310\u306e\u5074\u9762\u7a4d = \u6bcd\u7dda \u00d7 \u5e95\u9762\u306e\u534a\u5f84 \u00d7 \\(\u03c0\\)\u300d\u306e\u516c\u5f0f\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002\u7acb\u4f53\u306e\u8868\u9762\u7a4d\u306e\u7b54\u3048\u306f\u3001\u3053\u308c\u3089\u306e\u9762\u7a4d\u3092\u8db3\u3059\u3053\u3068\u3067\\(68\u03c0\\)cm<sup>2<\/sup>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(20\u03c0+32\u03c0+16\u03c0=68\u03c0\\)<\/li>\n<\/ul>\n<h3>\u5e73\u9762\u304c\u8ef8\u304b\u3089\u96e2\u308c\u305f\u56de\u8ee2\u4f53\u306e\u5f62<\/h3>\n<p>\u3061\u306a\u307f\u306b\u56de\u8ee2\u4f53\u3092\u4f5c\u308b\u3068\u304d\u3001\u5e73\u9762\u304c\u8ef8\u304b\u3089\u96e2\u308c\u3066\u3044\u308b\u30b1\u30fc\u30b9\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u5834\u5408\u3001<span style=\"color: #ff0000;\">\u7a7a\u6d1e\u3092\u3082\u3064\u56de\u8ee2\u4f53\u304c\u4f5c\u3089\u308c\u307e\u3059\u3002<\/span><\/p>\n<p>\u9577\u65b9\u5f62\u306e\u56de\u8ee2\u4f53\u306f\u5186\u67f1\u306b\u306a\u308b\u3053\u3068\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u4e00\u65b9\u3067\u9577\u65b9\u5f62\u304c\u56de\u8ee2\u3059\u308b\u76f4\u7dda\u304b\u3089\u96e2\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u56de\u8ee2\u4f53\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30c9\u30fc\u30ca\u30c4\u578b\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3019\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/12\/redju4.jpg\" alt=\"\" width=\"489\" height=\"258\" \/><\/p>\n<p>\u3053\u306e\u56f3\u5f62\u306e\u4f53\u7a4d\u3084\u8868\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u5834\u5408\u30012\u3064\u306e\u5186\u67f1\u3092\u8003\u616e\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u3044\u305a\u308c\u306b\u3057\u3066\u3082\u3001\u56de\u8ee2\u8ef8\u304b\u3089\u5e73\u9762\u304c\u96e2\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u7a7a\u6d1e\u304c\u3067\u304d\u308b\u3068\u8003\u3048\u307e\u3057\u3087\u3046\u3002<\/p>\n<h2>\u7df4\u7fd2\u554f\u984c\uff1a\u56de\u8ee2\u4f53\u306e\u4f53\u7a4d\u3068\u8868\u9762\u7a4d<\/h2>\n<p><strong>Q1<\/strong>. \u6b21\u306e\u56f3\u5f62\u306b\u3064\u3044\u3066\u3001\u76f4\u7dda\u3092\u8ef8\u3068\u3057\u3066\u4e00\u56de\u8ee2\u3057\u3066\u3067\u304d\u308b\u56f3\u5f62\u306e\u4f53\u7a4d\u3068\u8868\u9762\u7a4d\u3092\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002\u306a\u304a\u3001\u5186\u5468\u7387\u306f\\(\u03c0\\)\u3068\u3057\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3021\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/12\/redju5.jpg\" alt=\"\" width=\"239\" height=\"243\" \/><\/p>\n<p><strong>A1<\/strong>. \u89e3\u7b54<\/p>\n<p>\u3053\u306e\u56f3\u5f62\u306e\u56de\u8ee2\u4f53\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3022\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/12\/redju6.jpg\" alt=\"\" width=\"522\" height=\"241\" \/><\/p>\n<p>\u56de\u8ee2\u4f53\u306e\u8a08\u7b97\u3067\u306f\u3001\u5186\u9310\u3068\u5186\u67f1\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u56f3\u5f62\u306e\u8a08\u7b97\u304c\u983b\u7e41\u306b\u51fa\u984c\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u56f3\u5f62\u3067\u306f\u3001\u5186\u67f1\u306e\u4e2d\u306b\u5186\u9310\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u305d\u3053\u3067\u3001<span style=\"color: #0000ff;\">\u5186\u67f1\u3068\u5186\u9310\u3092\u305d\u308c\u305e\u308c\u5206\u3051\u3066\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002<\/span><\/p>\n<p><strong>\u30fb\u4f53\u7a4d\u306e\u8a08\u7b97<\/strong><\/p>\n<p>\u5186\u67f1\u304b\u3089\u5186\u9310\u3092\u5f15\u304f\u3068\u3001\u4f53\u7a4d\u3092\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5186\u67f1\u306e\u4f53\u7a4d\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(3\u00d73\u00d7\u03c0\u00d74=36\u03c0\\)<\/li>\n<\/ul>\n<p>\u4e00\u65b9\u3067\u5186\u9310\u306e\u4f53\u7a4d\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(3\u00d73\u00d7\u03c0\u00d74\u00d7\\displaystyle\\frac{1}{3}=12\u03c0\\)<\/li>\n<\/ul>\n<p>\u305d\u306e\u305f\u3081\u3001\u7acb\u4f53\u306e\u4f53\u7a4d\u306f\\(24\u03c0\\)cm<sup>3<\/sup>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(36\u03c0-12\u03c0=24\u03c0\\)<\/li>\n<\/ul>\n<p><strong>\u30fb\u8868\u9762\u7a4d\u306e\u8a08\u7b97<\/strong><\/p>\n<p>\u8a08\u7b97\u65b9\u6cd5\u3068\u3057\u3066\u306f\u3001\u300c\u4e09\u89d2\u5f62\u3068\u56db\u89d2\u5f62\u306e\u56de\u8ee2\u4f53\u300d\u3068\u540c\u3058\u3067\u3059\u3002\u5c55\u958b\u56f3\u3092\u8003\u3048\u308b\u3068\u3001\u6247\u5f62\u3068\u9577\u65b9\u5f62\u3068\u5186\u306e3\u3064\u306e\u56f3\u5f62\u304c\u8868\u308c\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u305d\u308c\u305e\u308c\u306e\u9762\u7a4d\u3092\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>\u6247\u5f62\u306e\u9762\u7a4d\uff1a\\(5\u00d73\u00d7\u03c0=15\u03c0\\)<\/li>\n<li>\u9577\u65b9\u5f62\u306e\u9762\u7a4d\uff1a\\(6\u00d7\u03c0\u00d74=24\u03c0\\)<\/li>\n<li>\u5186\u306e\u9762\u7a4d\uff1a\\(3\u00d73\u00d7\u03c0=9\u03c0\\)<\/li>\n<\/ul>\n<p>\u305d\u308c\u305e\u308c\u306e\u9762\u7a4d\u3092\u8db3\u3059\u3068\\(48\u03c0\\)cm<sup>2<\/sup>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(15\u03c0+24\u03c0+9\u03c0=48\u03c0\\)<\/li>\n<\/ul>\n<h2>\u7a7a\u9593\u56f3\u5f62\u3067\u56de\u8ee2\u4f53\u306e\u57fa\u672c\u3092\u5b66\u3076<\/h2>\n<p>\u4e2d\u5b66\u6570\u5b66\u3067\u5b66\u3076\u7a7a\u9593\u56f3\u5f62\u3067\u306f\u3001\u56de\u8ee2\u4f53\u3068\u3044\u3046\u6982\u5ff5\u3092\u5b66\u3073\u307e\u3059\u3002\u4e00\u3064\u306e\u5e73\u9762\u304c\u5b58\u5728\u3057\u3001\u8ef8\u3092\u4e00\u56de\u8ee2\u3055\u305b\u305f\u3068\u304d\u306b\u3067\u304d\u308b\u7a7a\u9593\u56f3\u5f62\u304c\u56de\u8ee2\u4f53\u3067\u3059\u3002<\/p>\n<p>\u8907\u96d1\u306a\u56de\u8ee2\u4f53\u306e\u5834\u5408\u3001\u9ad8\u6821\u6570\u5b66\u306e\u7a4d\u5206\u3092\u5229\u7528\u3057\u306a\u3051\u308c\u3070\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u4e00\u65b9\u3067\u4e09\u89d2\u5f62\u3084\u56db\u89d2\u5f62\u306a\u3069\u3001\u5358\u7d14\u306a\u56f3\u5f62\u306e\u56de\u8ee2\u4f53\u3067\u3042\u308c\u3070\u3001\u7a4d\u5206\u3092\u5229\u7528\u3057\u306a\u304f\u3066\u3082\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u5186\u9310\u3084\u5186\u67f1\u3001\u7403\u306e\u516c\u5f0f\u3092\u5229\u7528\u3057\u3066\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u5fdc\u7528\u554f\u984c\u3067\u306f\u3001\u8907\u6570\u306e\u56f3\u5f62\u304c\u7d44\u307f\u5408\u308f\u3055\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u306f\u3001\u8ef8\u304b\u3089\u56f3\u5f62\u304c\u96e2\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3001\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9\u306f\u540c\u3058\u3067\u3059\u3002<\/p>\n<p>\u7a7a\u9593\u56f3\u5f62\u306e\u4e2d\u3067\u306f\u3001\u56de\u8ee2\u4f53\u306e\u4f53\u7a4d\u3068\u8868\u9762\u7a4d\u3092\u51fa\u3059\u554f\u984c\u306f\u96e3\u6613\u5ea6\u304c\u9ad8\u3044\u3067\u3059\u3002\u3069\u306e\u3088\u3046\u306a\u56de\u8ee2\u4f53\u304c\u3067\u304d\u308b\u306e\u304b\u60f3\u50cf\u3057\u3001\u4f53\u7a4d\u3068\u8868\u9762\u7a4d\u3092\u8a08\u7b97\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6570\u5b66\u3067\u306f\u56de\u8ee2\u4f53\u3068\u3044\u3046\u554f\u984c\u304c\u51fa\u984c\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u5e73\u9762\u306e\u56f3\u5f62\u306b\u3064\u3044\u3066\u3001\u4e00\u56de\u8ee2\u3055\u305b\u305f\u5f8c\u306e\u56f3\u5f62\u306e\u4f53\u7a4d\u3084\u8868\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u306e\u3067\u3059\u3002 \u3053\u306e\u3088\u3046\u306a\u56de\u8ee2\u4f53\u306e\u8a08\u7b97\u554f\u984c\u306f\u3069\u306e\u3088\u3046\u306b\u89e3\u3051\u3070\u3044\u3044\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u8907\u96d1\u306a\u56de\u8ee2\u4f53\u306e\u56f3\u5f62\u306b\u3064\u3044\u3066\u306f\u3001\u9ad8 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