a) Distance:  [0.0, -138.9991694545773]
b) Position A:  [100.0, 161.0008305454227]
c) Position B:  [100.0, 300.0]
a) Distance:  [-1.4210854715202004e-014, -138.86977501971356]
b) Position A:  [100.09999999999999, 161.13022498028644]
c) Position B:  [100.10000000000001, 300.0]