
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 a circle with center C(-1, 2) that is tangent to the line $m: x + 2y + 7 = 0$.
(1) Find the equation of circle C;
(2) If a tangent line is drawn from point Q(1, 6) to circle C, find the equation of the tangent line.

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