Find the volume of a cylinder correct to one decimal place if its diameter is $2$2 cm and its height is $19$19 cm.
Find the volume of a cylinder with radius $7$7 cm and height $15$15 cm, correct to two decimal places.
Calculate the volume of the solid correct to one decimal place.
Consider the halfpipe with a diameter of $8$8 cm and a height of $20$20 cm.