document.write( "Question 1000214: The measure of an angle is nine times the measure of a supplementary angle what is the measure of each angle \n" ); document.write( "
Algebra.Com's Answer #617697 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "Supplementary angles add up to \"180\"°.\r
\n" ); document.write( "\n" ); document.write( "let's angles be \"alpha\" and \"beta\"\r
\n" ); document.write( "\n" ); document.write( "then we have \"alpha%2Bbeta=180\"\r
\n" ); document.write( "\n" ); document.write( "if the measure of \"alpha\" is nine times the measure of a supplementary angle
\n" ); document.write( "\"beta\", then we have \"alpha=9beta\"\r
\n" ); document.write( "\n" ); document.write( "substitute \"alpha\" in \"alpha%2Bbeta=180\"\r
\n" ); document.write( "\n" ); document.write( " \"9beta%2Bbeta=180\"....solve for \"beta\"\r
\n" ); document.write( "\n" ); document.write( " \"10beta=180\"\r
\n" ); document.write( "\n" ); document.write( " \"highlight%28beta=18%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"alpha=9beta\"=>\"alpha=9%2A18\"=>\"highlight%28alpha=162%29\"\r
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