
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
In a crafts class, Xiaohong uses a circular piece of paper with a diameter of $20 \mathrm{~cm}$ to cut out the pinwheel pattern shown in the diagram (the blank area). What is the area of the cut-out paper (the shaded part) in $\mathrm{cm}^{2}$? (Use $\pi = 3.14$)

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