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OpenStudy (anonymous):
10 is the diameter isnt it?
so if it is, radius is half of the radius, hence 5.
OpenStudy (anonymous):
okay so 5
OpenStudy (anonymous):
@some_someone
OpenStudy (anonymous):
@ryan123345 @jim_thompson5910 @ingenuus
OpenStudy (anonymous):
So i got 78.5
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OpenStudy (anonymous):
yeah radius = 5
height 36
plug into the formula.
OpenStudy (anonymous):
2, 826 ??
OpenStudy (anonymous):
\[v=\frac{ 1 }{ 3 }\pi (5)^2 (36)\]
OpenStudy (anonymous):
okay i got 2, 826 ??
OpenStudy (anonymous):
not quite try again.
i got 942.47
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OpenStudy (anonymous):
I did 3.14 * 25 * 36 and got that
OpenStudy (anonymous):
@dumbseach2
OpenStudy (anonymous):
u forgot * 1/3
OpenStudy (anonymous):
how do I calculate the 1/3 in that??*(:
OpenStudy (anonymous):
i gave u the formula, and i plugged the values so u could solve :)
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OpenStudy (anonymous):
that's what im asking
OpenStudy (anonymous):
yeah multiply by 1/3
OpenStudy (anonymous):
so 2, 826 x 3? :)
OpenStudy (anonymous):
no by 1/3 lol
OpenStudy (anonymous):
how do I do THat? (:
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OpenStudy (anonymous):
u could punch it into a calculator :D
OpenStudy (anonymous):
I wish I could but mine dosent have that sign thing :( lol!
OpenStudy (anonymous):
yeah push 1 then the division sign then 3
OpenStudy (mathstudent55):
Notice that all the answers have pi in them. Multiply all numbers together except for pi.
V = (1/3)(pi)r^2h
V = (1/3)(pi)(5^5)(36)
V = [(1/3)(25)(36)](pi)
Just calculate what is in the brackets and leave pi as pi
OpenStudy (anonymous):
300 ??
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