Which of the following are possible measures for the angle shown? Select all that apply. On the xy plane, point zero is labeled. The line started from origin and makes an angle 30 degree with negative x axis in quadrant II. A. –510º
B. –210º
C. 150º
D. 210º
E. 510º

Which lines are parallel? justify your answer. lines p and q are parallel because same side interior angles are congruent. lines p and q are parallel because alternate exterior angles are congruent lines l and m are parallel because same side interior angles are supplementary lines l and m are parallel because alternate interior angles are supplementary.