document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=268099>Question 268099</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Perimeter or circumference = 2 3.14, r = 70 feet; P=2x 22x70; P =440 feet.<BR>\n" );
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document.write( "WHERE I HAVE THE 22 THEN YOU SEE A LINE UNDERNEATH IT & THEN THE 7..IT'S A FRACTION. MY SON IS STUDYING THE ASVAB FOR THE AIR FORCE & HE DOESN'T UNDERSTAND THIS RATIO. CAN YOU BREAK IT DOWN SO HE CAN UNDERSTAND? THANK YOU! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #196578 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=196578\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> For a circle with a radius of 70 feet, the circumference is<BR>\n" );
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document.write( "3.14 is sometimes use as the value for pi, and it's approximately 22/7.<BR>\n" );
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document.write( "Using a calculator:<BR>\n" );
document.write( "C = 2*pi*70 =~ 439.82 feet<BR>\n" );
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document.write( "Using 22/7:<BR>\n" );
document.write( "C = 2*(22/7)*70 = 440 feet<BR>\n" );
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document.write( "Using 3.14:<BR>\n" );
document.write( "C = 2*3.14*70 = 439.6 feet<BR>\n" );
document.write( "440 feet is close enough for most things.<BR>\n" );
document.write( "It's an error of ~ 0.04%<BR>\n" );
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