document.write( "Question 760011: the rAtio of the sum of interior angles and the sum of sum of the exteroir angles of a polygon is 1:13 . identify the polygon\r
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Algebra.Com's Answer #462391 by Alan3354(69443)\"\" \"About 
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the rAtio of the sum of interior angles and the sum of sum of the exteroir angles of a polygon is 1:13 . identify the polygon
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\n" ); document.write( "The sum of external angles is always 360 degs.
\n" ); document.write( "--> sum in internal angles = 13*360 = 26*180
\n" ); document.write( "--> 28 sides
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\n" ); document.write( "PS The ratio should say 13:1, not 1:13
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