document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=790391>Question 790391</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A rectangle has an area of 48 inches squared. Every dimension of the rectangle is multiplied by a scale factor, and the new rectangle has an area of 12 inches squared. What was the scale factor? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #479124 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=479124\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let length be x<BR>\n" );
document.write( "then width = 48/x\r<BR>\n" );
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document.write( "multiply by factor y\r<BR>\n" );
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document.write( "xy = 48y/x\r<BR>\n" );
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document.write( "(xy)(48y)/x = 12\r<BR>\n" );
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document.write( "48y^2=12\r<BR>\n" );
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document.write( "y^2=12/48\r<BR>\n" );
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document.write( "y^2= 1/4\r<BR>\n" );
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document.write( "y= +/-1/2\r<BR>\n" );
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document.write( "= 1/2 </SPAN>\n" );
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