document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=73430>Question 73430</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A Biosphere covers over 130,000 square feet.  If its layout was in the shape of a single square, what would be its dimensions? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #52546 by </B><A HREF=/tutors/aboutme.mpl?userid=bucky><B>bucky(2189)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=bucky><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=52546\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The area of a square is given by the equation:<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A+=+S%5E2 ALIGN=MIDDLE  ALT=\"A+=+S%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "where A is the area and S is the length of a side of the square.<BR>\n" );
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document.write( "In this problem you are told that the area is 130,000 square feet. Substitute this into<BR>\n" );
document.write( "the equation to get:<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=130000+=+S%5E2 ALIGN=MIDDLE  ALT=\"130000+=+S%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Find the answer by taking the square root of both sides:<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28130000%29+=+sqrt%28S%5E2%29 ALIGN=MIDDLE  ALT=\"sqrt%28130000%29+=+sqrt%28S%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Calculator time. The square root of 130,000 is 360.555 so the answer to the problem is:<BR>\n" );
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document.write( "360.555 = S and the units are feet.<BR>\n" );
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document.write( "And since the problem states the area is over 130,000 then you may need to say that <BR>\n" );
document.write( "the length of a side is over 360.555 feet or the dimensions are over 360.555 feet by 360.555 feet.<BR>\n" );
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document.write( "Hope this helps you to see how to work this problem. </SPAN>\n" );
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