document.write( "Question 399825: m B = 124.7°. Determine the measure of the supplement B. \n" ); document.write( "
Algebra.Com's Answer #283104 by richard1234(7193)\"\" \"About 
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Supplement equals 180 - m(B) = 180 - 124.7 = 55.3 degrees \n" ); document.write( "
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