document.write( "Question 104995: In a triangle, the measure of one angle is 60 degrees, the second angle is twice the measure of the third angle. Find the measures of the second and third angles. \n" ); document.write( "
Algebra.Com's Answer #76431 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! 60+2*X+X=90 \n" ); document.write( "60+2X+X=90 \n" ); document.write( "3X=90-60 \n" ); document.write( "3X=30 \n" ); document.write( "X=30/3 \n" ); document.write( "X=10 DEGREES FOR THE THIRD ANGLE. \n" ); document.write( "2*10=THE SECOND ANGLE. \n" ); document.write( "PROOF \n" ); document.write( "60+20+10=90 \n" ); document.write( "90=90 \n" ); document.write( " |