document.write( "Question 56815: I need help...the instructions are Find the distance between P and Q.\r
\n" ); document.write( "\n" ); document.write( "P (4,9); Q (9,21)\r
\n" ); document.write( "\n" ); document.write( "Can someone help me out? Thank You!
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Algebra.Com's Answer #38591 by checkley71(8403)\"\" \"About 
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ON THE X AXIS WE HAVE 9-4=5
\n" ); document.write( "ON THE Y AXIS WE HAVE 21-9=12
\n" ); document.write( "THESE ARE TWO SIDES OF A RIGHT TRIANGLE WITH THE THIRD SIDE BEING THE HYPOTENUSE THUS
\n" ); document.write( "H^2=5^2+12^12
\n" ); document.write( "H^2=25+144
\n" ); document.write( "H^2=169
\n" ); document.write( "X=13 IS THE DISTANCE BETWEEN THE TWO POINTS P & Q (4,9)(9,21)
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