Question

I really need help! Fan and Medal!

What is the exact volume of the cylinder?

A. 54 pi in.^3
B. 108 pi in.^3
C. 162 pi in.^3
D. 324 pi in.^3

Answer 1

wheres the picture

Answer 2

Oops! Sorry. Hold on a sec

Answer 3

http://static.k12.com/calms_media/media/1422500_1423000/1422964/1/ad1863c56de1fcc77102c915dfb34cf24d7c2da4/MS_PA_131002_171323.jpg

Answer 4

V=πr2h
use this formula

Answer 5

i tried that doesnt work

Answer 6

it's V=(pi)r2h

Answer 7

i get 1017.88

Answer 8

ok lemme check

Answer 9

Yeah, that's what I got too but that's not an option.

Answer 10

yea i was confused

Answer 11

i got 339.12

Answer 12

The formula, I know. How to use, that's a different story.

Answer 13

u divided by 3

Answer 14

I divided what by 3?

Answer 15

you have to find the cube root of three

Answer 16

so a number multiplied by itself 3 times = 339.12

Answer 17

but its not one of the answer choices

Answer 18

that would be 6.9 which isn't an option

Answer 19

Oh okay…..so now what? :( UI guess I'm REALLY confused.

Answer 20

me to

Answer 21

let me ask someone for help

Answer 22

ok i have another formula since it gives us the height and radius

Answer 23

@DanJS @freckles @jim_thompson5910 can you help

Answer 24

Okay, thanks. ^_^

Answer 25

V = (pi)r^2(h)

Answer 26

so 3.14 * 6^2 * 9 and then find the cube root

Answer 27

but that isn't an option either :(

Answer 28

heres a metal for trying mehek

Answer 29

thanks :)

Answer 30

but I still don't get it :(

Answer 31

ok sure good luck

Answer 32

Thank you all guys for trying. Ill give you a medal because you answered first, @jagr2713 but @Mehek14, I'm a fan. If I go over my math lesson again, maybe then I'll get. Thanks again!