Answer:
3.
Step-by-step explanation:
Since they are scaled copies, you only need to do one side.
There are 2 units on one side of figure A and 6 on the side of figure B. 6/2 is 3
To double check, we can also do another side. Lets do the bottom. 3 on figure A and 9 on figure B. 9 divided by 3 is 3
