document.write( "Question 88174: if a quadrilateral is inscribed in a circle its opposite angles will be supplementary. find the measure of angle A if the measure of angle C=40 degrees \n" ); document.write( "
Algebra.Com's Answer #64125 by rapaljer(4671)![]() ![]() You can put this solution on YOUR website! If angles A and C are supplementary, and angle C is 40 degrees, then angle A is 180-40 = 140 degrees.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "R^2 \n" ); document.write( " |