
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 a sequence of regular polygons where each succeeding polygon has an additional side starting from a triangle (3 sides), the polygons are made such that each has the same perimeter. Calculate the sum of interior angles of the 10th polygon in the sequence.

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