document.write( "Question 153126: Katie walks 3 miles north of her farm, turns west and walks 4 miles. how far must she walk if she can walk directly back to her farm? \n" ); document.write( "
Algebra.Com's Answer #112626 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
(THIS IS A 3-4-5 RIGHT TRIANGLE)
\n" ); document.write( "3^2+4*2=D^2
\n" ); document.write( "9+16=D^2
\n" ); document.write( "25=D^2
\n" ); document.write( "D=SQRT25
\n" ); document.write( "D=5 MILES IS THE DIRECT DISTANCE BACK HOME.
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