Posted by bothina on Sunday, June 10, 2012 at 7:58am.
: the perimeter of triangle abc is 26m bc is two thirds as long as ab and it is also 2m longer than ac .find the lengths of the three sides

geometry  Steve, Sunday, June 10, 2012 at 5:29pm
p = ab+bc+ac = 26
bc = 2/3 ab
bc = ac+2
ab + 2/3 ab + (2/3 ab  2) = 26
ab (1 + 2/3 + 2/3)  2 = 26
7/3 ab = 28
ab = 12
bc = 8
ac = 6