Answer:
I believe the answer is 8m.
Step-by-step explanation:
1) Perimeter = 2m + 3m +3m + 2 + 2m + 2
= 2m + 3m + 3m + 2m + 2 + 2 {Combine like terms}
= 10m + 4
2) 10m = 2 * 5 * m
4 = 2 * 2
GCF = 2
10m + 4 = 2 *5m + 2*2
= 2*(5m + 2)
