This is a 30° in the first quadrant ....and since both x and y are positive, it's also a 30° angle in the 3rd quadrant (i.e., 210°)......of course all co-terminal angles (±n2pi) to these will have the value......
This is a 30° in the first quadrant ....and since both x and y are positive, it's also a 30° angle in the 3rd quadrant (i.e., 210°)......of course all co-terminal angles (±n2pi) to these will have the value......
