
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
Five square tiles are put together side by side. A quarter circle is drawn on each tile to make a continuous curve as shown. Each of the smallest squares has a side length of 1. What is the total length of the curve?

A) \(6 \pi\)  
B) \(6.5 \pi\)  
C) \(7 \pi\)  
D) \(7.5 \pi\)  
E) \(8 \pi\)

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