まっつん｜「合格」に一歩近づけるプチ授業
Region: JP
Tuesday 21 October 2025 12:20:23 GMT
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てぃーが :
AD//EFとBC=BCでAD=EFになるから1組の対辺が平行で長さが等しい。合ってますか？
2025-10-21 17:07:20
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