document.write( "Question 422468: please help me with this, thank you.
\n" ); document.write( "The measures of angles A and B of parellogram ABCD in the ratio of 2:7 find the measure of angle A.
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Algebra.Com's Answer #294898 by sudhanshu_kmr(1152)\"\" \"About 
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\n" ); document.write( "sum of angles = 180\r
\n" ); document.write( "\n" ); document.write( "=> 2x + 7x =180\r
\n" ); document.write( "\n" ); document.write( "=> 9x = 180\r
\n" ); document.write( "\n" ); document.write( "=> x = 180/9 = 20\r
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\n" ); document.write( "\n" ); document.write( "so, angle A = 2*20 = 40 \r
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