document.write( "Question 514950: if each interior angle of a regular polygon is 140 degree. find the interior angle of a regular polygon which has double the number of sides of the first polygon. \n" ); document.write( "
Algebra.Com's Answer #343634 by stanbon(75887)\"\" \"About 
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if each interior angle of a regular polygon is 140 degree. find the interior angle of a regular polygon which has double the number of sides of the first polygon.
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\n" ); document.write( "I'll be brief:
\n" ); document.write( "Exterior angle corresponding to 140 is 40 degrees.
\n" ); document.write( "# of sides is 360/40 = 9
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\n" ); document.write( "If # of sides is 18 Size of exterior angle would be 360/18 = 20 degrees
\n" ); document.write( "Then the interior would be 180-20 = 160 degrees.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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