[Obama08]

السلام عليكم ورحمة الله وبركاته
I did rotation for the axis;
I rotated x-axis counterclock wise by 28, then applied equation of the motion in the new axis (x,y)

[KinG of KinGs]

thank you very much my brother ....i am deduced many things in this example thank you .:s_thumbup::s_thumbup::s_thumbup::s_thumbup::s_th umbup::s_thumbup::s_thumbup::s_thumbup::s_thumbup: :s_thumbup::s_thumbup::s_thumbup::s_thumbup::s_thu mbup::s_thumbup::s_thumbup::s_thumbup: