document.write( "Question 994990: Geometry
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document.write( " A triangle
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document.write( "Find the measure of angle A when angle B is 129 degrees and angle C is 138 degrees \n" );
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Algebra.Com's Answer #613874 by Alan3354(69443) You can put this solution on YOUR website! Find the measure of angle A when angle B is 129 degrees and angle C is 138 degrees \n" ); document.write( "----------- \n" ); document.write( "B + C = 267 degrees. \n" ); document.write( "---- \n" ); document.write( "The sum of the 3 angles of all plane triangles = 180 degs. \n" ); document.write( " \n" ); document.write( " |