
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 shown is divided into 4 congruent rectangles by drawing three vertical lines. If the perimeter of the square is 144 units, what is the perimeter of one of the four congruent rectangles?
[asy]
size(75); defaultpen(linewidth(0.8));
draw(unitsquare);
draw((0.25,0)--(0.25,1)); draw((0.5,0)--(0.5,1)); draw((0.75,0)--(0.75,1));
[/asy]

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