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複雜的角度計算
Jul 7th 2013, 09:56

知識問題|

發問者: 小姚 ( 初學者 5 級)
發問時間: 2013-07-07 17:56:00 ( 還有 4 天發問到期 )
解答贈點: 5 ( 共有 0 人贊助 )
回答: 0 0

矩形ABCD的對角線相交於O,AE平分角BAD,交BC於E點,角CAE=15度,角BOE是多少度(請詳解)

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