document.write( "Question 1107552: Consider △ABC, where AB=AC=13 units, and m∠BAC=80°. What are the measures of ∠ABC and ∠ACB?\r
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document.write( "m∠ABC=__________° and m∠ACD=__________°. \n" );
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Algebra.Com's Answer #722564 by stanbon(75887) ![]() You can put this solution on YOUR website! Consider △ABC, where AB=AC=13 units, and m∠BAC=80°. What are the measures of ∠ABC and ∠ACB? \n" ); document.write( "m∠ABC=__________° and m∠ACD=__________°. \n" ); document.write( "------------- \n" ); document.write( "You have an isosceles triangle. \n" ); document.write( "The vertex angle is 80 deg. \n" ); document.write( "The 2 base angles are opposite equal sides and therefore equal. \n" ); document.write( "------ \n" ); document.write( "Each of the base angles is (180-80)/2 = 50 degrees \n" ); document.write( "m∠ABC= 50° and m∠ACD= 50°. \n" ); document.write( "------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "----------------- \n" ); document.write( " |