Given: CD I AB. EFI AB. с
E
B
F
Then...
A
B
CD and EF are intersecting
CD and EF are perpendicular
CD and EF are parallel
CD and AB are parallel
O
D

An observer(o) spots a plane(p) taking off from a local airport and flying at a 29 degree angle horizontal to her line of sight and located directly above a tower(t). the observer also notices a bird circling directly above her. if the distance from the plane(p) to the tower(t) is 6,000ft., how far is the bird(b) from the plane(p).