Consider the distance from atlanta to columbus is
.
The distance from atlanta to phoenix is
.
The distance between phoenix to columbus is
.
Draw the triangle with above specifications.
\
Law of cosines :
.





.
Phe two lengths are
and
.
The angle is 
Law of sines :
.



The sum of the angles in any triangle is
.
The two angles are
and
.
The remaining angle
.
.
Therefore the angles are created by flight path is
,
and
.
Therefore the angles are created by flight path is
,
and
.