Angles of a hexagon

This task is about interior and exterior angles.
diagram of angles on a hexagon
 
Use the diagram of the regular hexagon above to answer the questions below.
 
a)
Calculate the exterior angle∠FEX. Use the space provided to show your working.
 
 
 
 

∠FEX = __________°
 
b)
Calculate the interior angle ∠ABC. Use the space provided to show your working.
 
 
 
 
 
 
∠ABC = __________°
 
c)
Through what angle would the hexagon have to turn clockwise for point A to get to point E?
 
__________°