Please solve the attached question, and please show all work that is needed to get the answer. I am trying to better understand the process/the question.

Thank you. =)

Q1 sec x In the figure to the right, the equation of the solid curve is y = 4 and the equation of the dashed curve is y = 4 cos x. Determine the area of the shaded region. Set up the integral that will give the area of the region. dx - IT (Type exact answers.) The area of the shaded region is (Type an exact answer.)