A pilot is flying over a straight highway. He determines the angles of depression to two mileposts, 4 mi apart, to be x = 31° and y = 49°, as shown in the figure. (Round your answers to two decimal places.)
a) Find the distance of the plane from point A.
b) Find the elevation of the plane.

Question

A pilot is flying over a straight highway. He determines the angles of depression to two mileposts, 4 mi apart, to be x = 31° and y = 49°, as shown in the figure. (Round your answers to two decimal places.)
a)  Find the distance of the plane from point A.
b)   Find the elevation of the plane.

anonymous · Answer

tan(31)=x/4
tan(49)=y/z
tan(31)=y/(z+4)