A passenger in an airplane flying due west at an altitude of 11.5 KM and at a speed of 825 KMpH and is approaching two towns. The angles of depression to the geographical center of each town is 38° and 65°. How far apart are the towns?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth