Question

Aflati perimetrul unui triungi stiind ca intre lungimile laturilor sale a, b, c, au loc relatiile: 6a = 4b = 3c si c - b = 2 cm

Answer 1

6a=4b=3c
c-b=2, c=2+b
4b=3c, 3c-4b=0, 6+3b-4b=0, b=6, c=8
6a=4b, a=4b/6=4
P=a+b+c=4+6+8=18 cm