document.write( "Question 63132: \"In the triangle ABC, measure of angle A= 60 degrees and the measure of angel C = 80 degrees. The exterior angle at B measures(x+10). \r
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document.write( "What is the value of x?\"
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Algebra.Com's Answer #43965 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Angle B = 180-(60+80)=40 degrees \n" ); document.write( "The exterior angle at B is 180-40=140 degrees \n" ); document.write( "x+10=140 \n" ); document.write( "x=130 \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |