document.write( "Question 401907: Using the information given in the following statement, find the measures of angles A, B, and C for △ABC.\r
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document.write( "Here's the information: \r
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document.write( " m∠B = 3m∠A, m∠C = 2 m∠A + m∠B\r
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document.write( "(by the way....this is COMPLETELY retarded. 2nd yr in college, final Math class \n" );
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Algebra.Com's Answer #284378 by scott8148(6628) You can put this solution on YOUR website! learning the math is really secondary, per se \n" ); document.write( "math is the tool to teach you how to reason and logically solve problems\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "A + B + C = 180º\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "B = 3A\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "C = 2A + B\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting ___ C = 2A + (3A) = 5A\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting ___ A + (3A) + (5A) = 180º ___ 9A = 180º ___ A = 20º\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting ___ B = 3(20º) = 60º\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting ___ C = 5(20º) = 100º \n" ); document.write( " |