
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
According to the table data, the square root of $259.21$ is _______.

| $x$   | $16$  | $16.1$ | $16.2$ | $16.3$ |
|-------|-------|--------|--------|--------|
| $x^{2}$ | $256$ | $259.21$ | $262.44$ | $265.69$ |

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