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)?

Question

prince1342 · Answer

attachment

prince1342 · Answer

20,793 feet
 25,636 feet
 28,793 feet
 36,585 feet

prince1342 · Answer

I hate this question

prince1342 · Answer

@FaiqRaees Can you help?

faiqraees · Answer

so which of these things you know about the given triangle
Hypotenuse? Perpendicular? Base?

prince1342 · Answer

Hmm I know that it has a 55 degree right angle. and the height being 21,000 ft

prince1342 · Answer

Also that the hypotenuse is missing

faiqraees · Answer

is height a base or a perpendicular

prince1342 · Answer

What do you mean?

prince1342 · Answer

Base I think

faiqraees · Answer

no its perpendicular remember this rule|dw:1455211881041:dw|