Question

On a separate piece of paper, sketch a unit circle with angle θ in standard position. Use the circle to answer the following questions:

Answer 1

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?

Please help. I am very confused!!!!

Answer 2

@amistre64 can you help???

Answer 3

@satellite73