△ ABC的内角 A, B, C的对边分别为 a, b, c,已知sin B+sin A(sin C﹣cos C)=0, a=2, c =√2 ,则 C=( )
A. |
π12 |
B. |
π6 |
C. |
π4 |
D. |
π3 |
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△ ABC的内角 A, B, C的对边分别为 a, b, c,已知sin B+sin A(sin C﹣cos C)=0, a=2, c =√2 ,则 C=( )
A. |
π12 |
B. |
π6 |
C. |
π4 |
D. |
π3 |
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