document.write( "Question 290826: If each exterior angle of a regular polygon measures 90 degrees how many sides does the polygon have? \n" ); document.write( "
Algebra.Com's Answer #210422 by Greenfinch(383)\"\" \"About 
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Sum of exterior angles is 360 degrees. if each angle is 90 there must be 4 sides. \n" ); document.write( "
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