Answer:
-300
Step-by-step explanation:
A counter-clockwise rotation is positive.
A clockwise rotation is negative.
Start at the top and go counter-clockwise 60 degrees.
Start at the top and go clockwise 300 degrees.
You end up at the same point.
It is -300 because a clockwise rotation is negative.
Here is a link with my work:
https://docs.google.com/document/d/1qWHf3acY0HKyWf8hU-_CKpbPZO214G__EGPvn53vM2I/edit?usp=sharing
<em>Hope this helps! :)</em>