document.write( "Question 801205: what is the measure of an angle whose measure is 1/2 of its complement angle? \n" ); document.write( "
Algebra.Com's Answer #483465 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "Complementary angles add up to \"90\"°. \r
\n" ); document.write( "\n" ); document.write( "let's an angle be \"alpha\" and its complement \"beta\"\r
\n" ); document.write( "\n" ); document.write( "given:\r
\n" ); document.write( "\n" ); document.write( "the measure of an angle whose measure is \"1%2F2\" of its complement angle\r
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\n" ); document.write( "\n" ); document.write( "\"alpha=%281%2F2%29beta\"....eq.1\r
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\n" ); document.write( "\n" ); document.write( "\"alpha%2Bbeta=90\".....eq.2....substitute \"alpha\" from eq.1\r
\n" ); document.write( "\n" ); document.write( "\"%281%2F2%29beta%2Bbeta=90\"....solve for \"beta\"\r
\n" ); document.write( "\n" ); document.write( "\"3beta%2F2=90\"\r
\n" ); document.write( "\n" ); document.write( "\"3beta=180\"\r
\n" ); document.write( "\n" ); document.write( "\"beta=180%2F3\"\r
\n" ); document.write( "\n" ); document.write( "\"beta=60\" => \"alpha=%281%2F2%29beta=60%2F2=30\"\r
\n" ); document.write( "\n" ); document.write( "so, the measure of an angle whose measure is \"1%2F2\" of its complement angle
\n" ); document.write( " is \"alpha+=30\"\r
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