In the figure to the right, if AC = 14 and BC = 11, what is the
radius?
The radius is approximately
(Round to the nearest tenth as needed.)

Question and answers are in the attached picture. you so much in advance.

What is the area of the shaded sector?

The computer that controls a bank's automatic teller machine crashes a mean of 0.6 times per day. what is the probability that, in any seven-day week, the computer will crash less than 5 times? round your answer to four decimal places