Answer:
9m^2 + 18m + 9
Step-by-step explanation:
(3m + 3)2
Square ;
(a + b)^2 = a2 + b2 + 2ab
= (3m)^2 + (3)^2 + 2 (3m)(3)
= 9m^2 + 9 + 18m
= 9m^2 + 18m + 9
2/6
9/5
The scale factor is what do we multiply A by to get B
Take the ratio of B/A
18/10
The scale factor is 9/5
the centroid i think