document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=894054>Question 894054</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the length of the diameter of a circle with an area of 9pi square units? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #541705 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39618)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=541705\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=pi%2Ar%5E2 ALIGN=MIDDLE  ALT=\"A=pi%2Ar%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "A is for area<BR>\n" );
document.write( "r is for radius<BR>\n" );
document.write( "d is for diameter<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d=2r ALIGN=MIDDLE  ALT=\"d=2r\"   DISABLED_style= \"max-width:90%; height:auto;\" >, according to definition of diameter.\r<BR>\n" );
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document.write( "You are given A and you want to find d.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=pi%2Ar%5E2=A ALIGN=MIDDLE  ALT=\"pi%2Ar%5E2=A\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=pi%2A%28d%2F2%29%5E2=A ALIGN=MIDDLE  ALT=\"pi%2A%28d%2F2%29%5E2=A\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28d%2F2%29%5E2=A%2Fpi ALIGN=MIDDLE  ALT=\"%28d%2F2%29%5E2=A%2Fpi\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d%2F2=sqrt%28A%2Fpi%29 ALIGN=MIDDLE  ALT=\"d%2F2=sqrt%28A%2Fpi%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28d=2%2Asqrt%28A%2Fpi%29%29 ALIGN=MIDDLE  ALT=\"highlight%28d=2%2Asqrt%28A%2Fpi%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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