document.write( "Question 320242: The second angle of a triangle is 3 times as large as the first. The third angle is 55° more than the first. Find the measure of the smallest angle.
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Algebra.Com's Answer #229371 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! X+3X+X+55=180 \n" ); document.write( "5X=180-55 \n" ); document.write( "5X=125 \n" ); document.write( "X=125/5 \n" ); document.write( "X=25 DEGREES FOR THE FIRST ANGLE. \n" ); document.write( "3*25=75 DEGREES FOR THE SECOND ANGLE. \n" ); document.write( "25+55=80 DEGREES FOR THE THIRD ANGLE. \n" ); document.write( "PROOF: \n" ); document.write( "25+75=80=180 \n" ); document.write( "180=180 \n" ); document.write( " |