If MZABC = 30° and mZCAD
140° what is mZBAD?
A. 60°
B. 70°
C. 80°
D. 110°

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

Convert (-3,0) to polar form. a. (3,0’) b. (-3,180’) c. (3,180’) d. (3,360’)