
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
Given the triangular plot RST, with a base of 5 miles and a height of 4 miles, calculate the area of this triangle. Given the smaller triangle RSC, with a base of 1 mile and a height of 4 miles, calculate its area. Then, find the difference between the area of triangle RST and the area of triangle RSC.

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