
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
Triangle $ABC$ is an equilateral triangle with each angle initially measuring $60^\circ$. A point $D$ on side $BC$ is chosen such that $\overline{AD}$ bisects $\angle BAC$. What is the measure of the largest interior angle of triangle $ABC$ after adding line $AD$?

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