
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
A frustum of a regular pyramid with square bases, where the side lengths of the top and bottom bases are 2cm and 4cm respectively, and the slant height is 2cm. The surface area of the frustum is \_\_\_\_\_\_ cm<sup>2</sup>.

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