7
QuizMultiple Choice
The Unit Circle
Question 7 • CA-Common Core Geometry DVHS Sem. 2
Which of the following best explains why ?
Answer
A
The angles do not have the same reference angle.B
Cosine is negative in the second quadrant and positive in the fourth quadrant.C
Cosine is positive in the second quadrant and negative in the fourth quadrant.D
The angles do not have the same reference angle or the same sign.