The angles of elevation to an airplane from two points A and B on level ground are 56 and 72, respectively. The points A and B are 2.1 miles apart, and the airplane is east of both points in the same vertical pla (a) Draw a diagram that represents the problem. Show the known quantities on the diagram. A 56 72 72 56 A A 2.1 B 2.1 B A A 56 2.1 722 56 72 A 2.1 B (b) Find the distance between the plane and point B. (Round your answer to two decimal places.) x mi (c) Find the altitude of the plane. (Round your answer to two decimal places.) x mi (d) Find the distance the plane must travel before it is directly shove point & (Round your answer to two decimal places.