✨ Best Answer ✨
sin1=sin(180/π)≒sin57.3
sin2=sin(360/π)≒sin114.59=sin65.41
sin3=sin(540/π)≒sin171.89=sin8.11
よって sin3<sin2<sin1 ?
ほんとだ、申し訳ないです
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その計算だと、sin3〈sin1〈sin2ですよね