
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
Consider a 30-sided convex polygon. Calculate the total number of diagonals that are possible in the polygon if we exclude those diagonals that lie parallel to one predefined side of the polygon.

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