弧度与角度的换算：360amp;deg;=___rad；___πrad1amp;deg;=___rad≈0.20235rad1rad=___amp;deg;≈57.30amp;deg;=57.18′．
<p>问题：弧度与角度的换算：360amp;deg;=___rad；___πrad1amp;deg;=___rad≈0.20235rad1rad=___amp;deg;≈57.30amp;deg;=57.18′．<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">庞强的回答：<div class="content-b">网友采纳 360°=2πrad；180°=πrad 1°=π180
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