Question 167332
tan 25=24000/y  where y is the distance between a point on the ground below 
:
:               the plane and the airport---->24000=tan 25 (y)----->y=51,502ft

:
sin 25=24000/x where x is the distance between the plane and the airport
: 
: 24000=sin 25(x)-----y=56,738ft