SOLUTION: If you sketch a unit circle with angle θ in standard position: For what values of θ is the sine increasing? Decreasing? For what values of θ is the cosine increasi

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Question 1079204: If you sketch a unit circle with angle θ in standard position:
For what values of θ is the sine increasing? Decreasing?
For what values of θ is the cosine increasing? Decreasing?
For which angle between 0° and 360° is sine equal to 0? Where is cosine equal to 0?

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Q1, cosine decreasing, sine increasing
Q2, cosine decreasing, sine decreasing
Q3, cosine increasing, sine decreasing
Q4, cosine increasing, sine increasing
sin%28theta%29=0 when theta=0 and theta=pi
cos%28theta%29=0 when theta=%281%2F2%29pi and theta=%283%2F2%29pi