
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
In square \(PQRS\), \(M\) is the midpoint of \(PS\) and \(N\) is the midpoint of \(SR\). If the area of \(\triangle SMN\) is 18, determine the area of \(\triangle QMN\).

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