Word Problem Help!!!! The approach pattern to an airport requires pilots to set an 11° angle of descent toward the runway. If a plane is flying at an altitude of 9500 m, at what distance(measured along the ground) from the airport must the pilot start the descent?

Question

Word Problem Help!!!!  The approach pattern to an airport requires pilots to set an 11° angle of descent toward the runway. If a plane is flying at an altitude of 9500 m, at what distance(measured along the ground) from the airport must the pilot start the descent?

anonymous · Answer

|dw:1367895691827:dw|
rearrange and solve for tan11 = (9500/x)
x=48873.26315