
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
Triangle $ABC$ has vertices $A(3, -4)$, $B(1, 2)$, and $C(-3, 5)$. Triangle $A'B'C'$ is the reflection of triangle $ABC$ over the $y$-axis. Find the length of the segment connecting $A$ to $A'$.

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