document.write( "Question 945236: find the measures of the angles of a triangle if the measure of one side is twice the measure of a second and the third angle measures two times the second decreased by 20 \n" ); document.write( "
Algebra.Com's Answer #576393 by lwsshak3(11628)\"\" \"About 
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find the measures of the angles of a triangle if the measure of one side is twice the measure of a second and the third angle measures two times the second decreased by 20
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\n" ); document.write( "let x=2nd angle
\n" ); document.write( "2x=1st angle
\n" ); document.write( "2x-20=3rd angle
\n" ); document.write( "..
\n" ); document.write( "x+2x+2x-20=180
\n" ); document.write( "5x=200
\n" ); document.write( "x=40
\n" ); document.write( "2x=80
\n" ); document.write( "2x-20=60
\n" ); document.write( "..
\n" ); document.write( "measure of 2nd angle=40˚
\n" ); document.write( "measure of 1st angle=80˚
\n" ); document.write( "measure of 3rd angle=60˚
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