document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1160847>Question 1160847</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A reflection over the x-axis and y-axis produces the same result as what other transformation? </SPAN>\n" );
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document.write( "a reflection over the x-axis: (a,b) --> (a,-b)<br><BR>\n" );
document.write( "followed by a reflection over the y-axis: (a,-b) --> (-a,-b)<br><BR>\n" );
document.write( "The equivalent transformation is a rotation of 180 degrees about the origin.<br><BR>\n" );
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