Mathematics
Junior High
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宜しければ解説お願いします🙇‍♀️

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✨ Best Answer ✨

黒丸をa,白丸をbとおく
a+28°=b (外角定理)
2a+x=2b
x=56°

羽奏_わかな🥑

態々すみません💦ご丁寧にありがとうございます!🙇‍♀️助かりました!!

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