An observer (O) spots a plane flying at a 55° angle to his horizontal line of sight. If the plane is flying at an altitude of 21,000 ft., what is the distance (x) from the plane (P) to the observer (O)?

a. 20,793 feet
b. 25,636 feet
c. 28,793 feet
d. 36,585 feet

Question

An observer (O) spots a plane flying at a 55° angle to his horizontal line of sight. If the plane is flying at an altitude of 21,000 ft., what is the distance (x) from the plane (P) to the observer (O)?

a. 20,793 feet
b. 25,636 feet
c. 28,793 feet
d. 36,585 feet

anonymous · Answer

attachment

anonymous · Answer

i just need the answer because i am checking my work

anonymous · Answer

i got b

yttrium · Answer

Did you used, trig function?

anonymous · Answer

yes. what did you get? did you get something differently

yttrium · Answer

is it approaching 25,636?
there's no choices there.

anonymous · Answer

is it a or c then?

yttrium · Answer

may I see the choices?

anonymous · Answer

yeah i posted them in he Q up there^^

yttrium · Answer

ahhhh, so sorry. you got  it correctly actually. :)

anonymous · Answer

i did so it is b? well thank you