
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
Given the line $x=-\dfrac{a^2}{\sqrt{a^2+b^2}}$, the length of the line segment intercepted by the two asymptotes of the hyperbola $\dfrac{x^2}{a^2}-\dfrac{y^2}{b^2}=1$ is exactly equal to the distance from one of its foci to an asymptote. Find the eccentricity of this hyperbola.

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