Factor k ^2 + 13k + 12.
(k + 2)(k + 6)
(k + 3)(k + 4)
(k + 12)(k + 1)

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).