
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 certain school, there are 374 students in the 7th grade, 420 students in the 8th grade, and 406 students in the 9th grade. If the number of students in these three grades is made into a pie chart, what is the degree measure of the central angle corresponding to the 8th grade students?

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