An airplane leaves an airport and flies due west 170 miles and then 240 miles in the direction s 69.50°w. how far is the plane from the airport (round to the nearest mile)? image of a triangle with legs of 170 and 240 miles and a hypotenuse with unknown length. the points on the ends of the hypotenuse are entitled airport and plane. the angle opposite the hypotenuse shows a 90 degree angle and an additional south west bearing of 69.5 degrees.

There are two major tests of readiness for college: the act and the sat. act scores are reported on a scale from 1 to 36. the distribution of act scores in recent years has been roughly normal with mean µ = 20.9 and standard deviation s = 4.8. sat scores are reported on a scale from 400 to 1600. sat scores have been roughly normal with mean µ = 1026 and standard deviation s = 209. reports on a student's act or sat usually give the percentile as well as the actual score. the percentile is just the cumulative proportion stated as a percent: the percent of all scores that were lower than this one. tanya scores 1260 on the sat. what is her percentile (± 1)?