SOLUTION: Two airplanes depart from the same place at 4:00 p.m. One plane flies north at a speed of 314 mi/hr, and the other flies east at a speed of 313 mi/hr. How far apart are the airplan

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Two airplanes depart from the same place at 4:00 p.m. One plane flies north at a speed of 314 mi/hr, and the other flies east at a speed of 313 mi/hr. How far apart are the airplan      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 967290: Two airplanes depart from the same place at 4:00 p.m. One plane flies north at a speed of 314 mi/hr, and the other flies east at a speed of 313 mi/hr. How far apart are the airplanes at 7:30 p.m.?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
CLUES: Right triangle, 3.5 hours. RT=D.

%28%28314%29%283%261%2F2%29%29%5E2%2B%28%28313%29%2A%283%261%2F2%29%29%5E2=d%5E2