Question

A cylindrical container of three rubber balls has a height of 18 centimeters and a diameter of 6 centimeters. Each ball in the container has a radius of 3 centimeters. Find the amount of space in the container that is not occupied by rubber balls. Round your answer to the nearest whole number.

Answer 1

Could I have help?

Answer 2

yes

Answer 3

Volume of the cylinder minus the volume of 3 of the balls

Answer 4

well i think darkknight can help you now...hes pretty smart

Answer 5

Volume of cylinder = pi)(r^2)h
Volume of sphere: 4/3)(pi)(r^3

Answer 6

Plug in values.
You want to find the volume of the cylinder minus the 3 rubber balls. Can you do that now>

Answer 7

Cylinder volume is 365.57cm3? The sphere is 339cm3? The extra space is 28.57cm3?

Answer 8

Is that right?

Answer 9

I got 508.94 for the cylinder

Answer 10

Check your math again

Answer 11

@darkknight are you gonna say it after you help?

Answer 12

I accidentally did 13 instead of 18.

Answer 13

No worries :)

Answer 14

its okay to make mistakes, thats what we are here for

Answer 15

Got it now, thanks darkknight and payton.

Answer 16

your welcome

Answer 17

there he goes
he did it

Answer 18

You say that everytime.

Answer 19

lol