Mathematics
Junior High
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どうやって求めたらいいのですか?

D E F Cs B 45 (四角形 ABCD は正方形) H-

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✨ Best Answer ✨

∠BCE=150°
よって∠FBC=15° よって∠FBA=75°…①
∠BAC=45°…②
①②よりx=60°
です

れな

ありがとうございます!分かりやすかったです!

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