
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]


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Two equilateral triangles \( CEF \) and \( DIH \) are positioned as shown in the diagram. The measures of some angles are marked in the diagram. Find the measure of angle \( x \). Give the answer in degrees.

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