document.write( "Question 536954: In ΔABC, the measure of ∠A is 36°. The measure of ∠B is three times the measure of ∠C. Find m∠B & m∠C.\r
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document.write( "Please help me. I only need this one last problem before I finish my homework! Thanks! \n" );
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Algebra.Com's Answer #352669 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! In ΔABC, the measure of ∠A is 36°. \n" ); document.write( " The measure of ∠B is three times the measure of ∠C. \n" ); document.write( " Find m∠B & m∠C. \n" ); document.write( ": \n" ); document.write( "A = 36 \n" ); document.write( "B = 3C \n" ); document.write( ": \n" ); document.write( "A + B + C = 180 \n" ); document.write( "36 + B + C = 180 \n" ); document.write( "B + C = 180 - 36 \n" ); document.write( "B + C = 144 \n" ); document.write( "Replace B with 3C \n" ); document.write( "3C + C = 144 \n" ); document.write( "4C = 144 \n" ); document.write( "C = 144/4 \n" ); document.write( "C = 36 degrees \n" ); document.write( ": \n" ); document.write( "B = 3(36) \n" ); document.write( "B = 108 degrees \n" ); document.write( " |