{"id":11002,"date":"2026-03-04T15:17:07","date_gmt":"2026-03-04T06:17:07","guid":{"rendered":"https:\/\/rakkokeyword.com\/techo\/?p=11002"},"modified":"2026-03-04T15:17:07","modified_gmt":"2026-03-04T06:17:07","slug":"tool-radian-degree","status":"publish","type":"post","link":"https:\/\/rakkokeyword.com\/techo\/tool-radian-degree\/","title":{"rendered":"\u30e9\u30b8\u30a2\u30f3\u2192\u5ea6\u5909\u63db\u30c4\u30fc\u30eb"},"content":{"rendered":"\n<div class=\"jsf_tool_container\">\n    <div class=\"jsf_link_area_tab\">\n        <div class=\"jsf_tab_container\">\n            <a href=\"https:\/\/rakkokeyword.com\/techo\/tool-degree-radian\/\" class=\"jsf_tab_item jsf_tab_link\">\u5ea6\u2192\u30e9\u30b8\u30a2\u30f3<\/a>\n            <span class=\"jsf_tab_item jsf_tab_active\">\u30e9\u30b8\u30a2\u30f3\u2192\u5ea6<\/span>\n        <\/div>\n    <\/div>\n<\/div>\n<style>\n\/* Base Setup *\/\n.jsf_tool_container {\n    width: 100%;\n    max-width: 720px;\n    margin: 0 auto;\n    font-family: sans-serif;\n    color: #333;\n    text-align: center;\n}\n.jsf_tool_container * { box-sizing: border-box; }\n\n\/* Tab Design *\/\n.jsf_link_area_tab {\n    margin-bottom: 25px;\n}\n.jsf_tab_container {\n    display: flex;\n    width: 100%;\n    gap: 8px;\n}\n.jsf_tab_item {\n    flex: 1;\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    height: 50px;\n    font-size: 14px;\n    font-weight: bold;\n    text-decoration: none;\n    border-radius: 0;\n}\na.jsf_tab_item.jsf_tab_link {\n    background-color: #f8f9fa;\n    color: #333;\n    border: 1px solid #ddd;\n    transition: background-color 0.2s;\n}\na.jsf_tab_item.jsf_tab_link:hover {\n    background-color: #eee;\n}\nspan.jsf_tab_item.jsf_tab_active {\n    background-color: #13284B;\n    color: #fff;\n    border: 1px solid #13284B;\n    cursor: default;\n}\n<\/style>\n<div id=\"rad2deg_container\" class=\"rad2deg_wrapper\">\n    <style>\n        .rad2deg_wrapper {\n            width: 100%;\n            font-family: sans-serif;\n            color: #333;\n            background-color: transparent;\n            box-sizing: border-box;\n            line-height: 1.6;\n        }\n        .rad2deg_wrapper * {\n            box-sizing: border-box;\n        }\n        .rad2deg_title {\n            font-size: 1.25rem;\n            font-weight: bold;\n            margin-bottom: 1rem;\n            text-align: center;\n        }\n        .rad2deg_input_group {\n            display: flex;\n            gap: 10px;\n            margin-bottom: 1.5rem;\n            justify-content: center;\n            align-items: center;\n        }\n        #rad2deg_input {\n            width: 60%;\n            max-width: 300px;\n            min-height: 40px;\n            padding: 8px 12px;\n            font-size: 1rem;\n            border: 1px solid #ccc;\n            border-radius: 4px;\n        }\n        .rad2deg_btn {\n            min-height: 40px;\n            padding: 0 16px;\n            background-color: #13284B;\n            color: #fff;\n            border: none;\n            border-radius: 4px;\n            cursor: pointer;\n            font-size: 1rem;\n            transition: background-color 0.2s;\n        }\n        .rad2deg_btn:hover {\n            background-color: #1c3b6e;\n        }\n        .rad2deg_result_group {\n            background-color: #f9f9f9;\n            padding: 1.5rem;\n            border-radius: 8px;\n            margin-bottom: 1.5rem;\n        }\n        .rad2deg_result_label {\n            font-size: 0.9rem;\n            color: #666;\n            margin: 0 0 0.5rem 0;\n        }\n        .rad2deg_result_box {\n            display: flex;\n            align-items: center;\n            justify-content: space-between;\n            background: #fff;\n            border: 1px solid #ddd;\n            padding: 10px 15px;\n            border-radius: 4px;\n            margin-bottom: 1rem;\n        }\n        .rad2deg_result_box:last-child {\n            margin-bottom: 0;\n        }\n        .rad2deg_main_result {\n            font-size: 1.5rem;\n            font-weight: bold;\n            word-break: break-all;\n        }\n        .rad2deg_preview_group {\n            text-align: center;\n            margin-bottom: 2rem;\n        }\n        .rad2deg_subtitle {\n            font-size: 1.1rem;\n            font-weight: bold;\n            margin-bottom: 1rem;\n        }\n        #rad2deg_canvas {\n            background-color: #fff;\n            border-radius: 50%;\n            border: 1px solid #eee;\n            margin-bottom: 1rem;\n            max-width: 100%;\n        }\n        .rad2deg_formula {\n            font-size: 0.95rem;\n            background-color: #f0f0f0;\n            padding: 10px;\n            border-radius: 4px;\n            display: inline-block;\n            margin: 0;\n            word-break: break-all;\n        }\n        .rad2deg_table_wrapper {\n            width: 100%;\n            overflow-x: auto;\n            margin-bottom: 1rem;\n        }\n        .rad2deg_table {\n            width: 100%;\n            min-width: 500px;\n            border-collapse: collapse;\n            font-size: 0.9rem;\n            text-align: center;\n        }\n        .rad2deg_table th, .rad2deg_table td {\n            border: 1px solid #ccc;\n            padding: 8px;\n        }\n        .rad2deg_table th {\n            background-color: #f0f0f0;\n            font-weight: bold;\n        }\n        #rad2deg_toast {\n            position: fixed;\n            bottom: 20px;\n            left: 50%;\n            transform: translateX(-50%);\n            background-color: #13284B;\n            color: #fff;\n            padding: 10px 20px;\n            border-radius: 20px;\n            font-size: 0.9rem;\n            opacity: 0;\n            visibility: hidden;\n            transition: opacity 0.3s, visibility 0.3s;\n            z-index: 9999;\n        }\n        #rad2deg_toast.rad2deg_show {\n            opacity: 1;\n            visibility: visible;\n        }\n        @media (max-width: 480px) {\n            .rad2deg_input_group {\n                flex-direction: column;\n            }\n            #rad2deg_input {\n                width: 100%;\n            }\n            .rad2deg_btn {\n                width: 100%;\n            }\n            .rad2deg_result_box {\n                flex-direction: column;\n                align-items: flex-start;\n                gap: 10px;\n            }\n            .rad2deg_copy_btn {\n                align-self: flex-end;\n            }\n        }\n    <\/style>\n    \n    <div class=\"rad2deg_input_group\">\n        <input type=\"text\" id=\"rad2deg_input\" placeholder=\"\u30e9\u30b8\u30a2\u30f3\u3092\u5165\u529b (\u4f8b: 1.57, \u03c0\/2)\">\n        <button id=\"rad2deg_clear_btn\" class=\"rad2deg_btn\">\u30af\u30ea\u30a2<\/button>\n    <\/div>\n\n    <div class=\"rad2deg_result_group\">\n        <p class=\"rad2deg_result_label\">\u5ea6\uff08\u5c0f\u6570\u8868\u8a18\uff09<\/p>\n        <div class=\"rad2deg_result_box\">\n            <span id=\"rad2deg_decimal_out\" class=\"rad2deg_main_result\">0\u00b0<\/span>\n            <button id=\"rad2deg_copy_dec\" class=\"rad2deg_btn rad2deg_copy_btn\">\u30b3\u30d4\u30fc<\/button>\n        <\/div>\n        \n        <p class=\"rad2deg_result_label\">\u5ea6\uff08\u5ea6\u30fb\u5206\u30fb\u79d2\u8868\u8a18\uff09<\/p>\n        <div class=\"rad2deg_result_box\">\n            <span id=\"rad2deg_dms_out\" class=\"rad2deg_main_result\">0\u00b0 0\u2032 0\u2033<\/span>\n            <button id=\"rad2deg_copy_dms\" class=\"rad2deg_btn rad2deg_copy_btn\">\u30b3\u30d4\u30fc<\/button>\n        <\/div>\n    <\/div>\n\n    <div class=\"rad2deg_preview_group\">\n        <p class=\"rad2deg_subtitle\">\u8996\u899a\u7684\u30d7\u30ec\u30d3\u30e5\u30fc<\/p>\n        <canvas id=\"rad2deg_canvas\" width=\"200\" height=\"200\"><\/canvas>\n        <div>\n            <p id=\"rad2deg_formula_out\" class=\"rad2deg_formula\">\u8a08\u7b97\u5f0f: 0 \u00d7 (180 \/ \u03c0) = 0<\/p>\n        <\/div>\n    <\/div>\n\n    <p class=\"rad2deg_subtitle\">\u4ee3\u8868\u7684\u306a\u89d2\u5ea6\u306e\u65e9\u898b\u8868<\/p>\n    <div class=\"rad2deg_table_wrapper\">\n        <table class=\"rad2deg_table\">\n            <thead>\n                <tr>\n                    <th>\u30e9\u30b8\u30a2\u30f3 (\u03c0)<\/th>\n                    <th>\u30e9\u30b8\u30a2\u30f3 (\u5c0f\u6570)<\/th>\n                    <th>\u5ea6 (\u00b0)<\/th>\n                    <th>sin<\/th>\n                    <th>cos<\/th>\n                    <th>tan<\/th>\n                <\/tr>\n            <\/thead>\n            <tbody>\n                <tr><td>0<\/td><td>0<\/td><td>0\u00b0<\/td><td>0<\/td><td>1<\/td><td>0<\/td><\/tr>\n                <tr><td>\u03c0\/6<\/td><td>0.524<\/td><td>30\u00b0<\/td><td>1\/2<\/td><td>\u221a3\/2<\/td><td>1\/\u221a3<\/td><\/tr>\n                <tr><td>\u03c0\/4<\/td><td>0.785<\/td><td>45\u00b0<\/td><td>1\/\u221a2<\/td><td>1\/\u221a2<\/td><td>1<\/td><\/tr>\n                <tr><td>\u03c0\/3<\/td><td>1.047<\/td><td>60\u00b0<\/td><td>\u221a3\/2<\/td><td>1\/2<\/td><td>\u221a3<\/td><\/tr>\n                <tr><td>\u03c0\/2<\/td><td>1.571<\/td><td>90\u00b0<\/td><td>1<\/td><td>0<\/td><td>\u2013<\/td><\/tr>\n                <tr><td>\u03c0<\/td><td>3.142<\/td><td>180\u00b0<\/td><td>0<\/td><td>-1<\/td><td>0<\/td><\/tr>\n                <tr><td>3\u03c0\/2<\/td><td>4.712<\/td><td>270\u00b0<\/td><td>-1<\/td><td>0<\/td><td>\u2013<\/td><\/tr>\n                <tr><td>2\u03c0<\/td><td>6.283<\/td><td>360\u00b0<\/td><td>0<\/td><td>1<\/td><td>0<\/td><\/tr>\n            <\/tbody>\n        <\/table>\n    <\/div>\n<\/div>\n<div id=\"rad2deg_toast\">\u30b3\u30d4\u30fc\u3057\u307e\u3057\u305f<\/div>\n\n<script>\n    document.addEventListener('DOMContentLoaded', function() {\n        const elInput = document.getElementById('rad2deg_input');\n        const elClearBtn = document.getElementById('rad2deg_clear_btn');\n        const elDecOut = document.getElementById('rad2deg_decimal_out');\n        const elDmsOut = document.getElementById('rad2deg_dms_out');\n        const elFormula = document.getElementById('rad2deg_formula_out');\n        const elCanvas = document.getElementById('rad2deg_canvas');\n        const ctx = elCanvas.getContext('2d');\n        const elCopyDec = document.getElementById('rad2deg_copy_dec');\n        const elCopyDms = document.getElementById('rad2deg_copy_dms');\n        const elToast = document.getElementById('rad2deg_toast');\n        \n        let toastTimeout;\n\n        \/\/ \u521d\u671f\u63cf\u753b\n        rad2deg_drawCanvas(0);\n\n        \/\/ \u30e9\u30b8\u30a2\u30f3\u6587\u5b57\u5217\u306e\u30d1\u30fc\u30b9\u51e6\u7406\n        function rad2deg_parseInput(val) {\n            let str = val.trim().toLowerCase().replace(\/\u03c0\/g, 'pi');\n            if (str === '') return NaN;\n            \n            if (!isNaN(str)) return parseFloat(str);\n            \n            const match = str.match(\/^([+-]?\\d*\\.?\\d*)\\*?pi(?:\\\/(\\d*\\.?\\d+))?$\/);\n            if (match) {\n                let numStr = match[1];\n                let denStr = match[2];\n                \n                let num = 1;\n                if (numStr === '-' || numStr === '+') {\n                    num = numStr === '-' ? -1 : 1;\n                } else if (numStr !== '') {\n                    num = parseFloat(numStr);\n                }\n                \n                let den = 1;\n                if (denStr !== undefined && denStr !== '') {\n                    den = parseFloat(denStr);\n                    if (den === 0) return NaN;\n                }\n                \n                return num * Math.PI \/ den;\n            }\n            return NaN;\n        }\n\n        \/\/ \u5ea6\u5206\u79d2\uff08DMS\uff09\u3078\u306e\u5909\u63db\n        function rad2deg_toDMS(degrees) {\n            const isNegative = degrees < 0;\n            let absDeg = Math.abs(degrees);\n            let d = Math.floor(absDeg);\n            let minFloat = (absDeg - d) * 60;\n            let m = Math.floor(minFloat);\n            let secFloat = (minFloat - m) * 60;\n            let s = Math.round(secFloat * 100) \/ 100;\n\n            if (s >= 60) { s -= 60; m += 1; }\n            if (m >= 60) { m -= 60; d += 1; }\n\n            const sign = isNegative ? '-' : '';\n            return `${sign}${d}\u00b0 ${m}' ${s}\"`;\n        }\n\n        \/\/ \u5165\u529b\u30a4\u30d9\u30f3\u30c8\n        elInput.addEventListener('input', function(e) {\n            let originalValue = e.target.value;\n            \n            \/\/ 1. \u5168\u89d2\u82f1\u6570\u5b57\u30fb\u8a18\u53f7\u3092\u534a\u89d2\u306b\u5909\u63db\uff08\u03c0\u306f\u5bfe\u8c61\u5916\u3068\u306a\u308b\u305f\u3081\u5b89\u5168\uff09\n            let normalized = originalValue.replace(\/[\uff01-\uff5e]\/g, function(s) {\n                return String.fromCharCode(s.charCodeAt(0) - 0xFEE0);\n            });\n            \n            \/\/ 2. \u5168\u89d2\u30b9\u30da\u30fc\u30b9\u3092\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u306b\u5909\u63db\n            normalized = normalized.replace(\/\u3000\/g, ' ');\n            \n            \/\/ 3. \u534a\u89d2\u82f1\u6570\u5b57\u30fb\u8a18\u53f7\u3068\u300c\u03c0\u300d\u300c\u03a0\u300d\u4ee5\u5916\uff08\u3072\u3089\u304c\u306a\u30fb\u6f22\u5b57\u306a\u3069\uff09\u3092\u524a\u9664\n            let filteredValue = normalized.replace(\/[^ -~\u03c0\u03a0]\/g, '');\n\n            \/\/ \u5909\u63db\u3084\u524a\u9664\u304c\u884c\u308f\u308c\u305f\u5834\u5408\u306f\u5165\u529b\u6b04\u3092\u66f4\u65b0\n            if (originalValue !== filteredValue) {\n                e.target.value = filteredValue;\n            }\n\n            const valStr = filteredValue;\n\n            if (valStr === '') {\n                rad2deg_reset();\n                return;\n            }\n\n            if (valStr.length > 50) {\n                rad2deg_reset();\n                elFormula.textContent = '\u5165\u529b\u304c\u9577\u3059\u304e\u307e\u3059\u3002';\n                return;\n            }\n\n            const radians = rad2deg_parseInput(valStr);\n            \n            if (isNaN(radians) || !isFinite(radians) || Math.abs(radians) > 1e6) {\n                rad2deg_reset();\n                if (valStr.trim() !== '') {\n                    elFormula.textContent = '\u6709\u52b9\u306a\u6570\u5024\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002';\n                }\n                return;\n            }\n            \n            rad2deg_calculate(radians, valStr);\n        });\n\n        elClearBtn.addEventListener('click', function() {\n            elInput.value = '';\n            rad2deg_reset();\n        });\n\n        function rad2deg_reset() {\n            elDecOut.textContent = '0\u00b0';\n            elDmsOut.textContent = '0\u00b0 0\\' 0\"';\n            elFormula.textContent = '\u8a08\u7b97\u5f0f: 0 \u00d7 (180 \/ \u03c0) = 0';\n            rad2deg_drawCanvas(0);\n        }\n\n        function rad2deg_calculate(radians, rawStr) {\n            const degrees = radians * (180 \/ Math.PI);\n            \n            const decDisplay = Number.isInteger(degrees) ? degrees : parseFloat(degrees.toFixed(6));\n            elDecOut.textContent = decDisplay + '\u00b0';\n\n            elDmsOut.textContent = rad2deg_toDMS(degrees);\n\n            elFormula.textContent = `\u8a08\u7b97\u5f0f: ${rawStr} \u00d7 (180 \/ \u03c0) = ${decDisplay}`;\n\n            rad2deg_drawCanvas(degrees);\n        }\n\n        function rad2deg_drawCanvas(degrees) {\n            const width = elCanvas.width;\n            const height = elCanvas.height;\n            const centerX = width \/ 2;\n            const centerY = height \/ 2;\n            const radius = 80;\n\n            ctx.clearRect(0, 0, width, height);\n\n            ctx.beginPath();\n            ctx.arc(centerX, centerY, radius, 0, 2 * Math.PI);\n            ctx.strokeStyle = '#e0e0e0';\n            ctx.lineWidth = 1;\n            ctx.stroke();\n\n            ctx.beginPath();\n            ctx.moveTo(centerX - radius - 10, centerY);\n            ctx.lineTo(centerX + radius + 10, centerY);\n            ctx.moveTo(centerX, centerY - radius - 10);\n            ctx.lineTo(centerX, centerY + radius + 10);\n            ctx.strokeStyle = '#ccc';\n            ctx.stroke();\n\n            if (degrees === 0) {\n                ctx.beginPath();\n                ctx.moveTo(centerX, centerY);\n                ctx.lineTo(centerX + radius, centerY);\n                ctx.strokeStyle = '#13284B';\n                ctx.lineWidth = 2;\n                ctx.stroke();\n                return;\n            }\n\n            let rad = degrees * (Math.PI \/ 180);\n            const displayRad = rad % (2 * Math.PI);\n            \n            ctx.beginPath();\n            ctx.moveTo(centerX, centerY);\n            ctx.arc(centerX, centerY, radius, 0, -displayRad, degrees > 0);\n            ctx.closePath();\n            \n            ctx.fillStyle = 'rgba(19, 40, 75, 0.2)';\n            ctx.fill();\n            ctx.strokeStyle = '#13284B';\n            ctx.lineWidth = 2;\n            ctx.stroke();\n        }\n\n        function rad2deg_copyToClipboard(text) {\n            if (navigator.clipboard && window.isSecureContext) {\n                navigator.clipboard.writeText(text).then(rad2deg_showToast);\n            } else {\n                const textArea = document.createElement('textarea');\n                textArea.value = text;\n                textArea.style.position = 'absolute';\n                textArea.style.left = '-9999px';\n                document.body.appendChild(textArea);\n                textArea.select();\n                try {\n                    document.execCommand('copy');\n                    rad2deg_showToast();\n                } catch (err) {\n                    console.error('\u30b3\u30d4\u30fc\u5931\u6557');\n                }\n                document.body.removeChild(textArea);\n            }\n        }\n\n        function rad2deg_showToast() {\n            elToast.classList.add('rad2deg_show');\n            clearTimeout(toastTimeout);\n            toastTimeout = setTimeout(function() {\n                elToast.classList.remove('rad2deg_show');\n            }, 2000);\n        }\n\n        elCopyDec.addEventListener('click', function() {\n            rad2deg_copyToClipboard(elDecOut.textContent.replace('\u00b0', ''));\n        });\n\n        elCopyDms.addEventListener('click', function() {\n            rad2deg_copyToClipboard(elDmsOut.textContent);\n        });\n    });\n<\/script>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30c4\u30fc\u30eb\u306f\u3001\u5165\u529b\u3057\u305f\u30e9\u30b8\u30a2\u30f3\uff08\u5f27\u5ea6\u6cd5\uff09\u306e\u6570\u5024\u3092\u3001\u65e5\u5e38\u7684\u306b\u4f7f\u308f\u308c\u308b\u5ea6\uff08\u5ea6\u6570\u6cd5\uff09\u3084\u5ea6\u30fb\u5206\u30fb\u79d2\u8868\u8a18\u306b\u77ac\u6642\u306b\u5909\u63db\u3067\u304d\u308b\u7121\u6599\u306e\u8a08\u7b97\u30c4\u30fc\u30eb\u3067\u3059\u3002\u6570\u5024\u3092\u5165\u529b\u3059\u308b\u3060\u3051\u3067\u81ea\u52d5\u8a08\u7b97\u3055\u308c\u3001\u8996\u899a\u7684\u306a\u30d7\u30ec\u30d3\u30e5\u30fc\u3084\u8a08\u7b97\u5f0f\u3082\u3059\u3050\u306b\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-0\">\u3053\u306e\u30c4\u30fc\u30eb\u3067\u3067\u304d\u308b\u3053\u3068<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30e9\u30b8\u30a2\u30f3\u304b\u3089\u5ea6\u3078\u306e\u81ea\u52d5\u5909\u63db<\/strong>: \u5c0f\u6570\u8868\u8a18\u306e\u5ea6\u6570\u306b\u7d20\u65e9\u304f\u5909\u63db\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u5ea6\u30fb\u5206\u30fb\u79d2\uff08DMS\uff09\u8868\u8a18\u3078\u306e\u5909\u63db<\/strong>: \u6e2c\u91cf\u306a\u3069\u3067\u4f7f\u308f\u308c\u308b\u7d30\u304b\u3044\u5358\u4f4d\u306b\u3082\u81ea\u52d5\u3067\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u03c0\uff08\u30d1\u30a4\uff09\u3084\u5206\u6570\u3067\u306e\u5165\u529b<\/strong>: \u300c1.57\u300d\u3068\u3044\u3063\u305f\u5c0f\u6570\u3060\u3051\u3067\u306a\u304f\u3001\u300c\u03c0\/2\u300d\u3084\u300c3\u03c0\/2\u300d\u3068\u3044\u3063\u305f\u6570\u5b66\u7684\u306a\u8868\u8a18\u3067\u3082\u305d\u306e\u307e\u307e\u5165\u529b\u30fb\u8a08\u7b97\u304c\u53ef\u80fd\u3067\u3059\u3002<\/li>\n\n\n\n<li><strong>\u89d2\u5ea6\u306e\u8996\u899a\u7684\u30d7\u30ec\u30d3\u30e5\u30fc<\/strong>: \u5909\u63db\u3057\u305f\u89d2\u5ea6\u304c\u5186\u306e\u4e2d\u3067\u3069\u306e\u4f4d\u7f6e\u306b\u3042\u308b\u304b\u3092\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u3067\u76f4\u611f\u7684\u306b\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30ef\u30f3\u30af\u30ea\u30c3\u30af\u30b3\u30d4\u30fc<\/strong>: \u8a08\u7b97\u7d50\u679c\u3092\u30dc\u30bf\u30f3\u4e00\u3064\u3067\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\u3057\u3001\u5225\u306e\u4f5c\u696d\u306b\u3059\u3050\u6d3b\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-1\">\u30c4\u30fc\u30eb\u306e\u4f7f\u3044\u65b9<\/h2>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u5165\u529b\u3059\u308b<\/strong>: \u5165\u529b\u6b04\u306b\u5909\u63db\u3057\u305f\u3044\u30e9\u30b8\u30a2\u30f3\u306e\u6570\u5024\u3092\u5165\u529b\u3057\u307e\u3059\u3002\uff08\u4f8b\uff1a<code>1.57<\/code>\u3001<code>\u03c0\/2<\/code>\u3001<code>pi\/4<\/code>\u306a\u3069\uff09<\/li>\n\n\n\n<li><strong>\u7d50\u679c\u3092\u78ba\u8a8d\u3059\u308b<\/strong>: \u5165\u529b\u3068\u540c\u6642\u306b\u81ea\u52d5\u8a08\u7b97\u3055\u308c\u3001\u4e0b\u306b\u300c\u5ea6\uff08\u5c0f\u6570\uff09\u300d\u3068\u300c\u5ea6\u30fb\u5206\u30fb\u79d2\u300d\u306e\u7d50\u679c\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u540c\u6642\u306b\u3001\u56f3\u89e3\u30d7\u30ec\u30d3\u30e5\u30fc\u3068\u8a08\u7b97\u5f0f\u3082\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30b3\u30d4\u30fc\u3059\u308b<\/strong>: \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u300c\u30b3\u30d4\u30fc\u300d\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3001\u8a08\u7b97\u7d50\u679c\u3092\u3054\u81ea\u8eab\u306e\u30e1\u30e2\u3084\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u8cbc\u308a\u4ed8\u3051\u3066\u3054\u5229\u7528\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-2\">\u300c\u30e9\u30b8\u30a2\u30f3\u300d\u3068\u300c\u5ea6\u300d\u306b\u95a2\u3059\u308b\u57fa\u790e\u77e5\u8b58<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30e9\u30b8\u30a2\u30f3\uff08\u5f27\u5ea6\u6cd5\uff09\u3068\u306f<\/strong> \u5186\u306e\u534a\u5f84\u3068\u540c\u3058\u9577\u3055\u306e\u5f27\u306b\u5bfe\u3059\u308b\u4e2d\u5fc3\u89d2\u306e\u5927\u304d\u3055\u3092\u300c1\u30e9\u30b8\u30a2\u30f3\u300d\u3068\u3059\u308b\u89d2\u5ea6\u306e\u8868\u3057\u65b9\u3067\u3059\u30021\u30e9\u30b8\u30a2\u30f3\u306f\u7d0457.2958\u5ea6\u306b\u306a\u308a\u307e\u3059\u3002\u6570\u5b66\u3084\u7269\u7406\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u4e16\u754c\u3067\u306f\u3001\u8a08\u7b97\u3092\u30b7\u30f3\u30d7\u30eb\u306b\u3059\u308b\u305f\u3081\u306b\u5ea6\uff08\u00b0\uff09\u3067\u306f\u306a\u304f\u30e9\u30b8\u30a2\u30f3\u304c\u6a19\u6e96\u7684\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5ea6\uff08\u5ea6\u6570\u6cd5\uff09\u3068\u306f<\/strong> \u5186\u5468\u3092360\u7b49\u5206\u3057\u305f1\u3064\u306e\u5f27\u306b\u5bfe\u3059\u308b\u4e2d\u5fc3\u89d2\u3092\u300c1\u5ea6\uff08\u00b0\uff09\u300d\u3068\u3059\u308b\u3001\u79c1\u305f\u3061\u304c\u65e5\u5e38\u751f\u6d3b\u3067\u6700\u3082\u3088\u304f\u4f7f\u3046\u89d2\u5ea6\u306e\u8868\u3057\u65b9\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5ea6\u30fb\u5206\u30fb\u79d2\u3068\u306f<\/strong> 1\u5ea6\u3088\u308a\u3055\u3089\u306b\u7d30\u304b\u3044\u89d2\u5ea6\u3092\u8868\u3059\u305f\u3081\u306e\u5358\u4f4d\u3067\u3059\u30021\u5ea6\u309260\u7b49\u5206\u3057\u305f\u3082\u306e\u3092\u300c1\u5206\uff08\u2019\uff09\u300d\u30011\u5206\u3092\u3055\u3089\u306b60\u7b49\u5206\u3057\u305f\u3082\u306e\u3092\u300c1\u79d2\uff08\u201d\uff09\u300d\u3068\u547c\u3073\u307e\u3059\u3002\uff08\u4f8b\uff1a1\u5ea6\u306f60\u5206\u30013600\u79d2\uff09<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-3\">\u30e9\u30b8\u30a2\u30f3\u304b\u3089\u5ea6\u3078\u306e\u5909\u63db\u8a08\u7b97\u5f0f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3054\u81ea\u8eab\u3067\u8a08\u7b97\u3092\u884c\u3046\u5834\u5408\u3001\u30e9\u30b8\u30a2\u30f3\u304b\u3089\u5ea6\u3078\u5909\u63db\u3059\u308b\u516c\u5f0f\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5ea6 = \u30e9\u30b8\u30a2\u30f3 \u00d7 (180 \/ \u03c0)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u3001\u300c\u03c0\/2\u300d\u30e9\u30b8\u30a2\u30f3\u3092\u5ea6\u306b\u5909\u63db\u3059\u308b\u5834\u5408\u3001\u8a08\u7b97\u5f0f\u306f <code>\u03c0\/2 \u00d7 (180 \/ \u03c0) = 90<\/code> \u3068\u306a\u308a\u300190\u5ea6\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u30c4\u30fc\u30eb\u5185\u3067\u3082\u5165\u529b\u3057\u305f\u6570\u5024\u306b\u5bfe\u3059\u308b\u5b9f\u969b\u306e\u8a08\u7b97\u5f0f\u3092\u8868\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-4\">\u3053\u306e\u30c4\u30fc\u30eb\u304c\u5f79\u7acb\u3064\u3068\u304d\u306f\u3069\u3093\u306a\u3068\u304d\uff1f <\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u3057\u3066\u3044\u308b\u3068\u304d<\/strong>: \u591a\u304f\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\uff08JavaScript, Python, C++\u306a\u3069\uff09\u306e\u4e09\u89d2\u95a2\u6570\uff08sin, cos, tan\uff09\u306f\u3001\u5f15\u6570\u3068\u3057\u3066\u30e9\u30b8\u30a2\u30f3\u3092\u8981\u6c42\u3057\u307e\u3059\u3002\u76f4\u611f\u7684\u306b\u5206\u304b\u308a\u306b\u304f\u3044\u30e9\u30b8\u30a2\u30f3\u306e\u5024\u3092\u3001\u5ea6\u6570\u306b\u5909\u63db\u3057\u3066\u78ba\u8a8d\u3057\u305f\u3044\u3068\u304d\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u6570\u5b66\u3084\u7269\u7406\u306e\u5b66\u7fd2\u4e2d<\/strong>: \u5b66\u6821\u306e\u5bbf\u984c\u3084\u8ab2\u984c\u3067\u3001\u5f27\u5ea6\u6cd5\u304b\u3089\u5ea6\u6570\u6cd5\u3078\u306e\u5909\u63db\u554f\u984c\u304c\u51fa\u305f\u969b\u306e\u7b54\u3048\u5408\u308f\u305b\u3084\u3001\u9014\u4e2d\u5f0f\uff08\u8a08\u7b97\u5f0f\uff09\u306e\u78ba\u8a8d\u306b\u4fbf\u5229\u3067\u3059\u3002<\/li>\n\n\n\n<li><strong>\u6e2c\u91cf\u3084CAD\u30bd\u30d5\u30c8\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u3068\u304d<\/strong>: \u56f3\u9762\u3084\u6e2c\u91cf\u30c7\u30fc\u30bf\u3067\u30e9\u30b8\u30a2\u30f3\u8868\u8a18\u3055\u308c\u305f\u89d2\u5ea6\u3092\u3001\u73fe\u5834\u3067\u6271\u3044\u3084\u3059\u3044\u5ea6\u30fb\u5206\u30fb\u79d2\u306e\u5f62\u5f0f\u306b\u76f4\u3057\u305f\u3044\u3068\u304d\u306b\u6d3b\u8e8d\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5ea6\u2192\u30e9\u30b8\u30a2\u30f3 \u30e9\u30b8\u30a2\u30f3\u2192\u5ea6 \u30af\u30ea\u30a2 \u5ea6\uff08\u5c0f\u6570\u8868\u8a18\uff09 0\u00b0 \u30b3\u30d4\u30fc \u5ea6\uff08\u5ea6\u30fb\u5206\u30fb\u79d2\u8868\u8a18\uff09 0\u00b0 0\u2032 0\u2033 \u30b3\u30d4\u30fc \u8996\u899a\u7684\u30d7\u30ec\u30d3\u30e5\u30fc \u8a08\u7b97\u5f0f: 0 \u00d7 (180 \/ \u03c0) = 0 \u4ee3\u8868\u7684\u306a\u89d2\u5ea6\u306e\u65e9\u898b\u8868 \u30e9\u30b8\u30a2\u30f3 (\u03c0) \u30e9 &#8230; <\/p>\n","protected":false},"author":4,"featured_media":10961,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13,39],"tags":[],"class_list":["post-11002","post","type-post","status-publish","format-standard","has-post-thumbnail","category-tool","category-life","entry"],"_links":{"self":[{"href":"https:\/\/rakkokeyword.com\/techo\/wp-json\/wp\/v2\/posts\/11002","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rakkokeyword.com\/techo\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rakkokeyword.com\/techo\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rakkokeyword.com\/techo\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/rakkokeyword.com\/techo\/wp-json\/wp\/v2\/comments?post=11002"}],"version-history":[{"count":4,"href":"https:\/\/rakkokeyword.com\/techo\/wp-json\/wp\/v2\/posts\/11002\/revisions"}],"predecessor-version":[{"id":11008,"href":"https:\/\/rakkokeyword.com\/techo\/wp-json\/wp\/v2\/posts\/11002\/revisions\/11008"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rakkokeyword.com\/techo\/wp-json\/wp\/v2\/media\/10961"}],"wp:attachment":[{"href":"https:\/\/rakkokeyword.com\/techo\/wp-json\/wp\/v2\/media?parent=11002"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rakkokeyword.com\/techo\/wp-json\/wp\/v2\/categories?post=11002"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rakkokeyword.com\/techo\/wp-json\/wp\/v2\/tags?post=11002"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}