# math

posted by .

an oil drum is 8ft high and 2 ft in diameter if the drum is half full how much is in cylinder. please show explanation

• math -

V = pi * r^2 * 8

V = 3.14 * 1 * 8

V = 25.14 cubic feet

25.14 / 2 = ?_______ cu. ft.

• math - correction -

The volume is 25.12 cu. ft.

25.12 / 2 = _____ cu. ft.

## Similar Questions

1. ### Physics Help!

Q.1:What would a drummer do to make the sound of a drum give a note of lower pitch?
2. ### PreCalculus

I'm so confused... I've always been good at math but this year I'm just not getting it. But I know i can I always get help and a REAL explanation from the people on here so... A steel drum in the shape of a right circular cylinder …
3. ### college algebra

A steel drum in the shape of a right circular cylinder is required to have a volume of 100 cubic feet. express the amount of material required to make the drum as a function of the radius r of the cylinder. also how much material is …

The 7 inch diameter drive drum of a belt conveyor is turning at 130 rpm. What is the belt speed (ft/min) if there is no slip between the belt and drum?
5. ### Maths

The circumference of the base of a cylindrical oil drum is 204cm. Calculate the diameter of the drum.
6. ### math

A drum is 2/3 filled with oil.15 litres of oil is removed from the drum. The drum is now 3/5 full, find the capacity of the drum in litres.
7. ### Math

A traditional Haida hand drum has a diameter of 14 7/8 in. and is 3 in deep. What is the minimum amount of hide used to make the drum if the hide covers only the top and lateral surfaces?