
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 cylindrical tank with radius 3 feet and height 10 feet is lying on its side. Inside the tank, there is a rectangular solid obstacle measuring 1 foot by 1 foot in cross-section, and 10 feet long vertically align to the height of the tank. The tank is filled with water such that the top of the water is 1 foot from the top of the tank. Calculate the water volume remaining in the tank, in cubic feet.
A) $110\pi - 10$
B) $100.3935\pi$
C) $110.3935\pi$
D) $100\pi$

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