Volumes of Cylinders

Find the approximate volume of a cylinder with a radius of 3 feet and a height of 10 feet. Round your answer to the nearest hundredth.

Find the volume of the cylinder. Round your answer to the nearest hundredth.

Find the approximate height of a cylinder with a radius of 9 feet and a volume of 10000 . Round your answer to the nearest hundredth.

There are two similar cylinders. The first has a radius of 12 inches and a volume of 4608 . The radius of the second is 15 inches Find the exact volume of the second solid.

You're pouring a cement slab with a round post in it. The hole you're filling is 16 inches wide and 12 inches deep. The round post has a radius of 3 inches and goes down to the bottom of the hole. How much cement do you need to fill the hole?

The volume of water in an enclosed area affects the amount of pressure divers experience. The Great Blue Hole is a cylindrical trench located off the coast of Belize. It is approximately 1000 feet wide and 400 feet deep. About how many gallons of water does the Great Blue Hole contain? Round your answer to the nearest ten million gallons. (1 cubic foot ≈7.48 gallons)