如圖，鈍角△ABC中，若∠ABC=28∘，∠BAC=106∘，且O為外心，則下列何者錯誤？(A)∠BOC=148∘，(B)∠OAB=44∘(C)∠OCA=64∘(D)∠OCB=16∘

問題詳情

12.如圖，鈍角△ABC中，若∠ABC=28∘，∠BAC=106∘，且O為外心，則下列何者錯誤？
(A)∠BOC=148∘，
(B)∠OAB=44∘
(C)∠OCA=64∘
(D)∠OCB=16∘

參考答案

答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

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