
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
Given a large square with side $t$, it is divided by a smaller square with side $s$ such that the smaller square is positioned at the top left corner of the larger square. Calculate the perimeter of one of the rectangles formed. Assume the dimensions of the rectangles are $(t-s)$ by $s$.

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