Lambourghini Turning Angles

Interact with this app for a minute. Then answer the questions that follow.

The colored angles are said to be EXTERIOR ANGLES of the polygon shown above. Notice the Lamborghini's turning angles are the EXTERIOR ANGLES of this polygon. What do you notice about the polygon's exterior angles? Describe!

Suppose the exterior angles of a hexagon measure , , , , , and . What is the value of ?