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OpenStudy (anonymous):
Find the volume of the cylinder in terms of pi. h=10 and r=5
625
500
125
250
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OpenStudy (nincompoop):
what is the formula for volume of a cylinder?
OpenStudy (anonymous):
You can get the volume as the area of the circle times the height of the cylinder...
OpenStudy (anonymous):
I did but I got a number that is not even an answer
OpenStudy (nincompoop):
is that the shape of your cylinder?
OpenStudy (anonymous):
Yes
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OpenStudy (anonymous):
V
=
π
r
2
h
=
π
·
5
2
·
10
≈
785.39816
OpenStudy (anonymous):
you must give the answer in terms of pi:
\[V= \pi r^2 h = 25*10*\pi=250\pi\]
i guess 250 is the correct one then
OpenStudy (nincompoop):
what is that you did?
OpenStudy (anonymous):
That was my answer @nincompoop yes, @Greg_D thank you! That makes much more sense! I was going crazy trying to see what I did wrong.
OpenStudy (nincompoop):
pi's must be treated as pi in themselves if you are asked to solve in "terms of pi"
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OpenStudy (nincompoop):
that means that pi will remain constant
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