Calculate the coordiantes [X,Y] of B, starting from A[x,y] and translate with angle aAB and length lAB
X-coordiante of point A
Y-coordiante of point A
angle of translation vector AB in radian
length of translation vector AB
[Bx, By] coordinates of point B
Calculate the coordiantes [X,Y] of B, starting from A[x,y] and translate with angle aAB and length lAB