Answer:
Step-by-step explanation:
2[n+(n+0.6)]=2[2n+(n+0.1)]
2n+0.6=3n+0.1
3n-2n=0.6-0.1
n=0.5
perimeter=2[2n+0.6]=2[2×0.5+0.6]=2×1.6=3.2
