document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1161445>Question 1161445</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Macmac and Jay traveled at the same time at the rate of 20 m/min, from the same point on a circular track of radius 600 m. If Macmac walks along the circumference and Jay towards the center, find the distance between them after the 10 minutes? </SPAN>\n" );
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document.write( "Let the center of the circle be the origin; have Macmac and Jay start at (600,0).<br><BR>\n" );
document.write( "Jay walks 200m towards the center in 10 minutes, ending at (400,0).<br><BR>\n" );
document.write( "Macmac walks 200m along the circumference (assume counterclockwise, as is customary in trigonometry).<br><BR>\n" );
document.write( "The circumference of the circle is 2pi times the radius, 1200pi; the fraction of the circumference Macmac travels is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=200%2F%281200pi%29+=+1%2F%286pi%29 ALIGN=MIDDLE  ALT=\"200%2F%281200pi%29+=+1%2F%286pi%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<br><BR>\n" );
document.write( "The angle through which Macmac travels is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2F%286pi%29%29%2A360+=+60%2Fpi ALIGN=MIDDLE  ALT=\"%281%2F%286pi%29%29%2A360+=+60%2Fpi\"   DISABLED_style= \"max-width:90%; height:auto;\" > degrees.<br><BR>\n" );
document.write( "Macmac's position after the 10 minutes is (<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=600cos%2860%2Fpi%29 ALIGN=MIDDLE  ALT=\"600cos%2860%2Fpi%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=600sin%2860%2Fpi%29 ALIGN=MIDDLE  ALT=\"600sin%2860%2Fpi%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >).<br><BR>\n" );
document.write( "Use a calculator and the distance formula to find the distance between them after the 10 minutes.<br><BR>\n" );
document.write( "(My calculations showed a distance of 257.72m)<br><BR>\n" );
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