
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 rectangle $R_1$ has one side measuring $3$ inches and an area of $21$ square inches. A rectangle $R_2$, which is similar to $R_1$, has a diagonal of $20$ inches. What is the area of $R_2$ expressed in square inches?
A) $75$
B) $144.6$
C) $150$
D) $162.5$

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