The volume of this cylinder to 1 decimal place is 1695.6cm²
Volume of a cylinder
The formula for calculating the volume of a cylinder is expressed as:
V = πr²h
V = π(9)²(20)
V = 27 * 3.14 * 20
V = 1695.6cm²
Hence the volume of this cylinder to 1 decimal place is 1695.6cm²