document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=278379>Question 278379</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Give the polar coordinates: (0, -3). </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #202578 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=202578\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a point in polar coordinates is expressed as (r,T) where:\r<BR>\n" );
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document.write( "r = the radius of the circle.\r<BR>\n" );
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document.write( "T = the angle.\r<BR>\n" );
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document.write( "T can be expressed in degrees or in radians.\r<BR>\n" );
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document.write( "In your problem, the point is (0,-3).\r<BR>\n" );
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document.write( "The x value is equal to 0 and the y value is equal to -3.\r<BR>\n" );
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document.write( "This makes r = sqrt(x^2 + y^2) = sqrt (9) = 3.\r<BR>\n" );
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document.write( "The angle equals arcTan (y/x) = arcTan (-3/0) = arcTan (- infinity) = 270 degrees.\r<BR>\n" );
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document.write( "the polar coordinates are (3,270) where T is expressed in degrees.\r<BR>\n" );
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document.write( "This is equivalent to (3,4.71238898) where T is expressed in radians.\r<BR>\n" );
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document.write( "To convert from radians to degrees, multiply by 180 / pi.\r<BR>\n" );
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document.write( "To convert from degrees to radians, multiply by pi / 180.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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