
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
The square $A B C D$ is enlarged from vertex $A$ resulting in the square $A B^{\prime} C^{\prime} D^{\prime}$. The intersection point of the diagonals of the enlarged square is $M$. It is given that $M C = B B^{\prime}$. What is the scale factor of the enlargement?

Present the answer in LaTex format: \boxed{Your answer}
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