document.write( "Question 992337: Sally lives 3 miles due west of Jenny, and Jenny lives 4 miles due north of Dave. To the nearest mile, how far is it from Sally's to Dave's house?
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Algebra.Com's Answer #611940 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Sally lives 3 miles due west of Jenny, and Jenny lives 4 miles due north of Dave. To the nearest mile, how far is it from Sally's to Dave's house? \n" ); document.write( "---- \n" ); document.write( "Draw the picture and you'll see that you have a right triangle. \n" ); document.write( "Ans: Distance from Sally's to Dave's is the diagonal of \n" ); document.write( "a triangle ith sides 3 and 4. \n" ); document.write( "D = sqrt[3^2+4^2] = sqrt(25) = 5 miles \n" ); document.write( "------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "----------- \n" ); document.write( " |