两点坐标增量为ΔxAB=+42.567m和ΔyAB=-35.427m,则方位角aAB和距离DAB分别为:
A.-39°46'10",55. 381m B.39°46'10",55. 381m C.320°13'50",55. 381m D.140°13'50",55. 381m正确答案C
两点坐标增量为ΔxAB=+42.567m和ΔyAB=-35.427m,则方位角aAB和距离DAB分别为:
A.-39°46'10",55. 381m B.39°46'10",55. 381m C.320°13'50",55. 381m D.140°13'50",55. 381m正确答案C