360 degrees
rightangle
If all four turns are in the same direction, then the result is the same as a single 120-degree turn. If three are in the same direction and one is in the opposite direction, then the result is the same as single 90-degree turn. If two are left turns and the other two are right turns, then the result is the same as no turns at all.
yes
0, 180 or 360 degrees - depending on the direction of the turns.
The letter K. It has two acute angles, top and bottom between, the l and < and the inside angle of the < is a rightangle.
hypotenuse
None
by using rightangle triangle
0, 180 or 360 degrees - depending on whether or not they are all in the same direction.
There is no particular name.
A bachelors degree.
A four-year degree is commonly referred to as a bachelor's degree. It is typically obtained after completing an undergraduate program at a college or university.