PLEASE HELP!
An observer (O) spots a plane flying at a 42° angle to his horizontal line of sight. If the plane is flying at an altitude of 15,000 ft., what is the distance (x) from the plane (P) to the observer (O)?

A right triangle is shown with angle O marked 42 degrees, hypotenuse marked x and the height marked 15000 feet.

A.10,035 feet

B.16,648 feet

C.20,188 feet

D.22,417 feet

Question

PLEASE HELP! 
An observer (O) spots a plane flying at a 42° angle to his horizontal line of sight. If the plane is flying at an altitude of 15,000 ft., what is the distance (x) from the plane (P) to the observer (O)?

A right triangle is shown with angle O marked 42 degrees, hypotenuse marked x and the height marked 15000 feet.

 A.10,035 feet
 
B.16,648 feet
 
C.20,188 feet

D.22,417 feet