A helicopter travels from point C to point A to perform a medical supply drop. Point b is 90 degrees point c is 32 degrees. The helicopter then needs to land at point B. How many degrees should the helicopter turn at point A to travel towards point B ?

The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?