document.write( "Question 474984: the measure of an angle is twice the measure of its supplementary angle.find its measure \n" ); document.write( "
Algebra.Com's Answer #325710 by poetdragon(1)\"\" \"About 
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Given:
\n" ); document.write( "let x = 1st angle
\n" ); document.write( "let 2x = 2nd angle\r
\n" ); document.write( "\n" ); document.write( "Solution:
\n" ); document.write( "x+2x=180
\n" ); document.write( "3x=180
\n" ); document.write( "3x/3 = 180/3
\n" ); document.write( "x = 60\r
\n" ); document.write( "\n" ); document.write( "Answer:
\n" ); document.write( "1st angle is 60 degrees
\n" ); document.write( "2nd angle is 120 degrees
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