Mathematics
Senior High
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解き方を教えて欲しいです!

ABー13, BCニ8. CAニニ? の三角形 ABC の外接円の半径を求めると

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✨ Best Answer ✨

余弦定理でどれか一つの角度を求めて正弦定理を使えば解けると思います。

夏帆

ありがとうございます!

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