document.write( "Question 315128: how many regions that the cartesian coordinate system was divided and what is the name of each region \n" ); document.write( "
Algebra.Com's Answer #225591 by user_dude2008(1862)\"\" \"About 
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4 regions: quadrant I, quadrant II, quadrant III, quadrant IV \n" ); document.write( "
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