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Mathematics 7 Online
OpenStudy (anonymous):

What is the exact volume of the cylinder? Radius=6 Height=9 A.54 pi m^3 B.108 pi m^3 C.162 pi m^3 D.324 pi m^2 THE ANSWER IS D

OpenStudy (anonymous):

you know the formula for volume of a cylinder?

OpenStudy (anonymous):

yeah its V=pir^h

OpenStudy (anonymous):

right?

OpenStudy (anonymous):

well then plug them in

OpenStudy (legends):

volume=3.14*36*9

OpenStudy (anonymous):

so the answer would be 1017.36

OpenStudy (anonymous):

but thats not in the answer choices

OpenStudy (legends):

There is something wrong

OpenStudy (anonymous):

what is it though?

OpenStudy (legends):

@magepker728

OpenStudy (anonymous):

give a sec please

OpenStudy (legends):

I have no idea because the formula was correct

OpenStudy (anonymous):

A cylinder has a radius of 12 m and a height of 9 m. What is the exact volume of the cylinder? It would be 339.12 right? its not in my answer choices either :/

OpenStudy (legends):

Are you sure those are the answer choices

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

you guys dont know the answer then?

OpenStudy (bohotness):

do yuo need help ?

OpenStudy (anonymous):

post the whole question

OpenStudy (legends):

Yea @bohotness

OpenStudy (anonymous):

i did put the whole question

OpenStudy (anonymous):

ok i c why

OpenStudy (bohotness):

:D okay what is giving you a problem?

OpenStudy (anonymous):

look in the answer there is pi :D

OpenStudy (anonymous):

so dont multiply it

OpenStudy (anonymous):

The answer we're getting isnt in the answer choices @bohotness I think @magepker728 figured it out..

OpenStudy (bohotness):

okay

OpenStudy (anonymous):

if you dont multiply, then what do you do?

OpenStudy (legends):

Its 324

OpenStudy (bohotness):

hwhy haven't you guys ever used the cal?

OpenStudy (bohotness):

http://www.calculatorsoup.com/calculators/geometry-solids/cylinder.php <---- it will HELP XD

OpenStudy (legends):

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