document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=4036>Question 4036</A>: <I><SPAN STYLE=\"word-break: break-all;\"> an earthquake was felt throughout a circular area of 1,808.64 square miles. what is the radius of the circular area?<BR>\n" );
document.write( "a- 24 miles<BR>\n" );
document.write( "b- 576 miles<BR>\n" );
document.write( "c- 12 miles<BR>\n" );
document.write( "d- 20 miles </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #1772 by </B><A HREF=/tutors/aboutme.mpl?userid=Earlsdon><B>Earlsdon(6294)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Earlsdon><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=1772\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The area of a circle is given by:  A = (pi)(r^2)\r<BR>\n" );
document.write( "\n" );
document.write( "The problem gives the area as:  1,808.64 sq. mi.\r<BR>\n" );
document.write( "\n" );
document.write( "So,  (pi)(r^2) = 1,808.64      Solve for r.  Divide both sides by pi (3.14)<BR>\n" );
document.write( "         r^2  = 1.808.64/3.14 <BR>\n" );
document.write( "         r^2  = 576          Take the square root of both sides.<BR>\n" );
document.write( "           r  = 24 Miles. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );