document.write( "Question 121389: If triangle FGH, the measure of angle G is three times that of angle F. The measure of angle H is 20 degrees more than that of angle F. Find the angle measure. Thank you
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document.write( "F+G+H=180 \n" );
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Algebra.Com's Answer #95730 by fners(16)![]() ![]() ![]() You can put this solution on YOUR website! We are given: \n" ); document.write( "f+g+h=180 \n" ); document.write( "g=3f \n" ); document.write( "h=f+20\r \n" ); document.write( "\n" ); document.write( "start by plugging in 3f for g in the first eqn.\r \n" ); document.write( "\n" ); document.write( "f+3f+h=180 \n" ); document.write( "h=f+20\r \n" ); document.write( "\n" ); document.write( "now plug in f+20 for h.\r \n" ); document.write( "\n" ); document.write( "f+3f+f+20=180\r \n" ); document.write( "\n" ); document.write( "so 5f+20=180 \n" ); document.write( "5f=160 \n" ); document.write( "f=160/5=32\r \n" ); document.write( "\n" ); document.write( "now go back to original eqns.\r \n" ); document.write( "\n" ); document.write( "g=3f=3*32=96\r \n" ); document.write( "\n" ); document.write( "h=f+20=32+20=52 \n" ); document.write( " |