A water heater has a diameter of inches. It sits in a drain pan that has a diameter of 22 inches and a height of 2 inches, as modeled in the diagram below. Water that leaks out of the water heater sits in the drain pan. Which of the following is closest to the maximum amount of water that the drain pan can contain with the water heater in the position shown?

It would help if you proofread your questions before you posted them, e.g., "diameter of ??? inches."

What are your choices?