If m∠D = 18°, and m∠C = 45°, what is mBC?

108°
63°
54°
125°

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Jermaine has t subway tokens. karen has 4 more subway tokens than jermaine. raul has 5 fewer subway tokens than jermaine. which expression represents the ratio of karen's tokens to raul's tokens