{"id":5356,"date":"2026-02-21T10:00:23","date_gmt":"2026-02-21T01:00:23","guid":{"rendered":"https:\/\/winroadrikeijyuku.com\/oita\/?p=5356"},"modified":"2026-02-20T21:22:16","modified_gmt":"2026-02-20T12:22:16","slug":"tan1%e3%81%af%e6%9c%89%e7%90%86%e6%95%b0%e3%81%8b%ef%bc%9f%e4%ba%ac%e9%83%bd%e5%a4%a72006%e5%be%8c-%e5%a4%a7%e5%88%86%e5%b8%82-%e5%a4%a7%e5%ad%a6%e5%8f%97%e9%a8%93-%e6%95%b0%e5%ad%a6","status":"publish","type":"post","link":"https:\/\/winroadrikeijyuku.com\/oita\/2026\/02\/21\/tan1%e3%81%af%e6%9c%89%e7%90%86%e6%95%b0%e3%81%8b%ef%bc%9f%e4%ba%ac%e9%83%bd%e5%a4%a72006%e5%be%8c-%e5%a4%a7%e5%88%86%e5%b8%82-%e5%a4%a7%e5%ad%a6%e5%8f%97%e9%a8%93-%e6%95%b0%e5%ad%a6\/","title":{"rendered":"tan1\u00b0\u306f\u6709\u7406\u6570\u304b\uff1f(\u4eac\u90fd\u59272006\u5f8c) | \u5927\u5206\u5e02 \u5927\u5b66\u53d7\u9a13 \u6570\u5b66 \u587e | \u5927\u5206\u7406\u7cfb\u5c02\u9580\u587eWINROAD"},"content":{"rendered":"

\u554f\u984c<\/p>\n

\u200b\\( \\tan1\u00b0 \\)<\/span>\u200b\u306f\u6709\u7406\u6570\u304b\uff1f<\/p>\n

\n

\u200b\u6975\u3081\u3066\u77ed\u3044\u554f\u984c\u3067\u3059\u3002\u3069\u3063\u304b\u3089\u624b\u3092\u3064\u3051\u3066\u3044\u3051\u3070\u826f\u3044\u304b\u7686\u76ee\u691c\u8a0e\u304c\u3064\u304b\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u6709\u7406\u6570\u3068\u7121\u7406\u6570\u306e\u9055\u3044\u306f\u4f55\u304b\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u3053\u3067\u6709\u7406\u6570\u306f\u5206\u6570\u3067\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u6570\u3067\u3059\u3002<\/span><\/p>\n

tan\u3068\u5206\u6570\u306e\u5f62\u3067\u601d\u3044\u3064\u304f\u306e\u306ftan\u306e\u52a0\u6cd5\u5b9a\u7406\u3067\u3059\u3002<\/span><\/p>\n

\\( \\tan1\u00b0 \\)<\/span>\u200b\u304c\u6709\u7406\u6570\u3067\u3042\u308b\u3068\u4eee\u5b9a\u3059\u308b\u3068<\/span><\/p>\n

\u200b\\( \\tan2\u00b0=\\dfrac{2\\tan1\u00b0}{1-(\\tan^21\u00b0)^2} \\)<\/span>\u200b\u3001\u200b\\( \\tan1\u00b0 \\)<\/span>\u200b\u304c\u6709\u7406\u6570\u306a\u306e\u3067\u200b\\( \\tan2\u00b0=\\dfrac{\u6709\u7406\u6570}{\u6709\u7406\u6570} \\)<\/span>\u200b\u3068\u306a\u308a\u6709\u7406\u6570\u3067\u3042\u308b\u3002\u540c\u69d8\u306b\u200b\\( \\tan3\u00b0=\\dfrac{\\tan2\u00b0+\\tan1\u00b0}{1-\\tan2\u00b0\\tan1\u00b0} \\)<\/span>\u200b\u3001\u200b\\( \\tan2\u00b0 \\)<\/span>\u200b\u304c\u6709\u7406\u6570\u306a\u306e\u3067\u200b\\( \\tan3\u00b0=\\dfrac{\u6709\u7406\u6570}{\u6709\u7406\u6570} \\)<\/span>\u200b\u3068\u306a\u308a\u6709\u7406\u6570\u3067\u3042\u308b\u3002<\/span><\/p>\n

\u7e70\u308a\u8fd4\u3059\u3068\u200b\\( \\tan30\u00b0 \\)<\/span>\u200b\u304c\u6709\u7406\u6570\u3068\u306a\u308b\u3002<\/span><\/p>\n

\u200b\\( \\tan30\u00b0=\\dfrac{1}{\\sqrt{3}}=\\dfrac{\\sqrt{3}}{3} \\)<\/span>\u200b\u3067\u7121\u7406\u6570\u3067\u3042\u308a\u77db\u76fe\u3059\u308b\u3002<\/span><\/p>\n

\u3088\u3063\u3066\u200b\\( \\tan1\u00b0 \\)<\/span>\u200b\u306f\u7121\u7406\u6570\u3067\u3042\u308b\u3002<\/span><\/p>\n

 <\/p>\n

\uff08\u5927\u5206\u7406\u7cfb\u5c02\u9580\u587eWINROAD <\/span>\u9996\u85e4\uff09<\/span><\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

\u554f\u984c \u200b\\( \\tan1\u00b0 \\)\u200b\u306f\u6709\u7406\u6570\u304b\uff1f \u200b\u6975\u3081\u3066\u77ed\u3044\u554f\u984c\u3067\u3059\u3002\u3069\u3063\u304b\u3089\u624b\u3092\u3064\u3051\u3066\u3044\u3051\u3070\u826f\u3044\u304b\u7686\u76ee\u691c\u8a0e\u304c\u3064\u304b\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u6709\u7406\u6570\u3068\u7121\u7406\u6570\u306e\u9055\u3044\u306f\u4f55\u304b\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u3053\u3067\u6709\u7406\u6570\u306f\u5206\u6570\u3067\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u6570\u3067\u3059\u3002 tan\u3068<\/p>\n

\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"vkexunit_cta_each_option":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-5356","post","type-post","status-publish","format-standard","hentry","category-1"],"_links":{"self":[{"href":"https:\/\/winroadrikeijyuku.com\/oita\/wp-json\/wp\/v2\/posts\/5356","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/winroadrikeijyuku.com\/oita\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/winroadrikeijyuku.com\/oita\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/winroadrikeijyuku.com\/oita\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/winroadrikeijyuku.com\/oita\/wp-json\/wp\/v2\/comments?post=5356"}],"version-history":[{"count":6,"href":"https:\/\/winroadrikeijyuku.com\/oita\/wp-json\/wp\/v2\/posts\/5356\/revisions"}],"predecessor-version":[{"id":5365,"href":"https:\/\/winroadrikeijyuku.com\/oita\/wp-json\/wp\/v2\/posts\/5356\/revisions\/5365"}],"wp:attachment":[{"href":"https:\/\/winroadrikeijyuku.com\/oita\/wp-json\/wp\/v2\/media?parent=5356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/winroadrikeijyuku.com\/oita\/wp-json\/wp\/v2\/categories?post=5356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/winroadrikeijyuku.com\/oita\/wp-json\/wp\/v2\/tags?post=5356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}