
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
Two concentric circles are drawn with radii of 25 and 35 units, creating a shaded region between them. A new circle is to be drawn with an area equal to that of the shaded area. Determine the radius of this new circle, expressing your answer in simplest radical form.

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