
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
Sides $AB,BC,CD$ and $DA$ of convex polygon $ABCD$ have lengths 5, 12, 30, and 34, respectively, and $\angle CBA$ is a right angle. Determine the area of the quadrilateral.
A) 30
B) 40
C) 50
D) 60
E) 70

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