The problems here are a short review of the work done in class since the start of the quarter. If you have done all your homework, and understand the basic ideas, you should not have any trouble doing them.
In the future a review for the week will appear each Friday
The problems are from your textbook.
page 556, problem 31-a; ans 11.5
page 377, # 47; ans c = 6 or c = -6
page 388, # 50; ans sqrt(12)a2h/12
page 393, #44; volume of napkin ring = Pi h3/6
page 397, #20; ans 62.5Pi(625/4)