The point
lies on the unit circle.
The reference angle for 245° is 65°.
Since 245° lies in the third quadrant,
cosine is negative and sine is negative
Therefore 245° intersect the unit circle at
In terms of x and y, 245° intersects the unit circle at
lies on the unit circle.
The reference angle for 245° is 65°.
Since 245° lies in the third quadrant,
cosine is negative and sine is negative
Therefore 245° intersect the unit circle at
In terms of x and y, 245° intersects the unit circle at