45.9 US gallons.
1.219197
The surface area of a sphere with a 24 inch diameter is 1809.6 square inches = 12.6 sq feet
If the radius is 18 feet - then the diameter is 36 feet. The circumference measurement is irrelevant !
A circle with an 8-inch diameter has a perimeter of 25.1 inches.
A 56-inch diameter circle has an area of about 17.06 square feet.
A 72-inch diameter circle has an area of: 28.3 square feet.
A 48-inch diameter circle has an area of: 12.57 square feet.
The volume is 31.809 cubic feet.
the 25-inch-diameter
The volume of a 5,000-foot long pipe with a 6-inch diameter is: 981.75 cubic feet.
45.9 US gallons.
1.219197
60 inch diameter = 2.5 ft radius.Area = pi*r2= 19.6 sq feet.
A 14-inch diameter by 20 foot long pipe has a volume of: 21.38 cubic feet.
The surface area of a sphere with a 24 inch diameter is 1809.6 square inches = 12.6 sq feet
A 3-inch diameter apple is approximately 0.25 feet in diameter.