BAC70o的精選

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如圖,BD=DC,AB=AC,∠BAC=70o,則BAD=(   ).A.40o       B.70o   ...

如圖,BD=DC,AB=AC,∠BAC=70o,則BAD=(   ).A.40o       B.70o   ...

2021-11-14
問題詳情:如圖,BD=DC,AB=AC,∠BAC=70o,則BAD=(   ).A.40o       B.70o     C.30o     D.35o 【回答】                                               ...