Elevation angles to a plane are measured from the plane are measured from the top and base of a building that is 20 m
a building that is 20 m high. The angle from
the roof is 38°, and from the base is 40°.
Calculate the altitude of the airplane​

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?