
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 trapezoid, one of the non-parallel sides is twice as long as the other, and the sum of the angles adjacent to the longer base is 120 degrees. Find the angles of the trapezoid.

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