
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
Both of the shapes shown in the diagram are formed from the same five pieces, a 5 cm by 10 cm rectangle, two large quarter circles, and two small quarter circles. What is the difference in cm between their perimeters?

A 2.5
B 5
C 10
D 20
E 30

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