document.write( "Question 1192788: Train A is 200 miles west of train B. Train A starts travelling north at a constant speed of 85 mph. Two hours later, train B starts travelling east, at 90 mph. How many miles apart are the two trains after five hours? \n" ); document.write( "
Algebra.Com's Answer #824684 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! in 5 hours, A is 425 miles north of B \n" ); document.write( "in 5 hours, B has gone 270 miles (only in 3 hours of motion) and now is 470 miles east of A. \n" ); document.write( "Those are two legs of the right triangle. \n" ); document.write( "The hypotenuse is sqrt(425^2+470^2)=633.66 miles \n" ); document.write( " |