document.write( "Question 360529: four interior angles of a pentagon each measure 110. what is the measure of the fifth interior angle? \n" ); document.write( "
Algebra.Com's Answer #257253 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 180(n-1)=180(5-1)=180*4=720 total degrees for the interior angles of the pentagon. \n" ); document.write( "4*110=440 degrees for the 4 angles. \n" ); document.write( "720-440=280 degrees for the fifth angle. \n" ); document.write( " \n" ); document.write( " |