document.write( "Question 1163098: Two cars leave the same point. One travels north at 45 mph and the other travels east at 60 mph. How many miles will each other be within 20 minutes? \n" ); document.write( "

Algebra.Com's Answer #787080 by ikleyn(52908) $\"\"$ $\"About$

You can put this solution on YOUR website!
.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "I suspect that your question should be formulated differently :\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "

\r\n" );
document.write( "    +----------------------------------------------------------+\r\n" );
document.write( "    |    How far will be one car from another in 20 minutes ?  |\r\n" );
document.write( "    +----------------------------------------------------------+\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "If so, then you have a right angled triangle.\r\n" );
document.write( "\r\n" );
document.write( "Its legs are   = 15 miles  and\r\n" );
document.write( "\r\n" );
document.write( "               = 20 hours,\r\n" );
document.write( "\r\n" );
document.write( "and \"how far\" is then the hypotenuse of this right angled triangle.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "So, the distance is   =  =  = 25 miles.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Notice that the triangle is, actually, (3,4,5)-triangle with the legs 15 and 20 miles, \r\n" );
document.write( "so you can get the answer of 25 miles practically MENTALLY.\r\n" );
document.write( "

\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );