150 degrees
120 degrees and 240 degrees.
get yourself a cartesian circle, or just look at one online and translate it from there 3,6,9, and 12 would all be 90 deg increments.
An angle cannot be formed by only one ray. However, an angle formed by two opposite rays is called a straight angle.
straight angle
is called a straight angle
central angle central angle
thrust angle
straight angle
30 degrees
The angle that is formed by the opposite rays is called the straight angle. This is from the fact that the opposite rays form a straight line.
An angle is the shape formed by two rays, called the arms of the angle, meeting at a common endpoint, called its vertex.
It is called vertical.