document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=456660>Question 456660</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given a circle with a radius of 2 , which is the length of an arc measuring 75 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #313372 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=313372\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "So, convert 75° to radians and multiply by 2.  Now you could go through the process of setting up a proportion:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28pi%29%2F180=theta%2F75 ALIGN=MIDDLE  ALT=\"%28pi%29%2F180=theta%2F75\"   DISABLED_style= \"max-width:90%; height:auto;\" >} then solve for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=theta ALIGN=MIDDLE  ALT=\"theta\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Or, use a much easier way:\r<BR>\n" );
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document.write( "write angle <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=75+ ALIGN=MIDDLE  ALT=\"75+\"   DISABLED_style= \"max-width:90%; height:auto;\" > as a sum <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=45+%2B+30 ALIGN=MIDDLE  ALT=\"45+%2B+30\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "And we know that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=45degrees+=+%28pi%29%2F4 ALIGN=MIDDLE  ALT=\"45degrees+=+%28pi%29%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=30degrees++=+%28pi%29%2F6 ALIGN=MIDDLE  ALT=\"30degrees++=+%28pi%29%2F6\"   DISABLED_style= \"max-width:90%; height:auto;\" >, so <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=75degrees+ ALIGN=MIDDLE  ALT=\"75degrees+\"   DISABLED_style= \"max-width:90%; height:auto;\" > must equal <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28pi%29%2F4+%2B+%28pi%29%2F6+=+5%28pi%29%2F12 ALIGN=MIDDLE  ALT=\"%28pi%29%2F4+%2B+%28pi%29%2F6+=+5%28pi%29%2F12\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Then, multiplied by the radius, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r=2 ALIGN=MIDDLE  ALT=\"r=2\"   DISABLED_style= \"max-width:90%; height:auto;\" >, your arc length is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5%28pi%29%2F6 ALIGN=MIDDLE  ALT=\"5%28pi%29%2F6\"   DISABLED_style= \"max-width:90%; height:auto;\" >} which is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2.62 ALIGN=MIDDLE  ALT=\"2.62\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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