document.write( "Question 627627: A regular polygon of (2k+1)sides has 140 as the size of each interior angle. Find k \n" ); document.write( "
Algebra.Com's Answer #395148 by richard1234(7193)![]() ![]() You can put this solution on YOUR website! Exterior angle = 40 deg\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "# of sides = 360/40 = 9, so 9 = 2k+1, k = 4. \n" ); document.write( " |