如图3-1,已知A(100m,100m)、B(200m,200m),方位角α0=45°。测量A点到P的水平距离D=38m,观测水平角β=52°。由极坐标法计算界址点P的坐标,其结果是( )。
A.(126.87m,126.87m) B.(123.40m,129.94m) C.(95.37m,137.73m) D.(195.37m,237.72m)正确答案C
如图3-1,已知A(100m,100m)、B(200m,200m),方位角α0=45°。测量A点到P的水平距离D=38m,观测水平角β=52°。由极坐标法计算界址点P的坐标,其结果是( )。
如图3-1,已知A(100m,100m)、B(200m,200m),方位角α0=45°。测量A点到P的水平距离D=38m,观测水平角β=52°。由极坐标法计算界址点P的坐标,其结果是( )。
A.(126.87m,126.87m) B.(123.40m,129.94m) C.(95.37m,137.73m) D.(195.37m,237.72m)正确答案C