Essay
Evaluate the expression without using a calculator, and write your answer in radians. 
Definitions:
Related Questions
Q30: Find the area of a parallelogram if
Q36: The graph below is one complete cycle
Q66: A plane headed due south is traveling
Q67: Find the area of the sector formed
Q75: Suppose the figure below is an exaggerated
Q97: Graph the unit circle using parametric equations
Q109: Eliminate the parameter t in the following:
Q129: Find all degree solutions for the following.
Q146: A man standing near a radio station
Q158: Refer to right triangle ABC with <img