document.write( "Question 96614This question is from textbook Geometry
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document.write( ": angle C and angle D are supplementary. The measure of angle D is eight times the measure of angle C. Find the measure of angle C and angle D. \n" );
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Algebra.Com's Answer #70317 by tutorcecilia(2152)![]() ![]() You can put this solution on YOUR website! Supplementary angles equal 180 degrees. \n" ); document.write( "Angle C + Angle D =180 degrees \n" ); document.write( "C + 8C=180 \n" ); document.write( "9C=180 \n" ); document.write( "9C/9=180/9 \n" ); document.write( "X=20 \n" ); document.write( "So, \n" ); document.write( "D=9C=(8)(20)=160 \n" ); document.write( ". \n" ); document.write( "C + D = 180 \n" ); document.write( "20 + 160 = 180 \n" ); document.write( " \n" ); document.write( " |