27. A、B兩點縱、橫坐標(N,E)為A(2517672.110m,181626.305m);B(2517345.716m,181807.614m),∠ABC之夾角為51°31'28",BC邊距離為174.947m,請問C點的(N,E)坐標為:
(A)2517520.633,182027.740
(B)251520.367,181784.469
(C)251506.369,181874.478
(D)2517507.378,181874.487

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