document.write( "Question 855399: You and your friend leave your house at the same time. You drive due east at a speed of 35 miles per hour, and your friend travels due south at a speed of 25 miles per hour. After 30 minutes, how fast is the distance between your cars changing? \n" ); document.write( "
Algebra.Com's Answer #515329 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! The relative speed is the hypotenuse of the right triangle, not time dependent if you leave at the same time. \n" ); document.write( "----- \n" ); document.write( "The legs are 25 & 35. \n" ); document.write( " |