document.write( "Question 12304: the perimeter of a triangle is 76cm. side A of the triangle istwo times the length of side B. side C is one cm more than side A. what is the lengths of the sides? \n" ); document.write( "
Algebra.Com's Answer #6241 by askmemath(368) ![]() You can put this solution on YOUR website! Perimemter = Sum of the 3 sides \n" ); document.write( "Let side B = s \n" ); document.write( "Side A = 2Times B = 2xs = 2s \n" ); document.write( "Side C is 1 more than A = 2s+1\r \n" ); document.write( "\n" ); document.write( "Sum = s+2s+2s+1=76 \n" ); document.write( "5s+1=76 \n" ); document.write( "5s=75 Subtracting 1 on both sides \n" ); document.write( "s=15 \n" ); document.write( "i.e B = 15cms \n" ); document.write( "A= 2x15 = 30cms \n" ); document.write( "C = 30+1 = 31cms \n" ); document.write( " |