Mathematics
19 Online
OpenStudy (anonymous):
help.
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OpenStudy (anonymous):
OpenStudy (bibby):
if I were an owl, I could help
OpenStudy (anonymous):
sorry its backwards
OpenStudy (anonymous):
gotta get a better picture
this is upside down and backwards
OpenStudy (bibby):
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OpenStudy (anonymous):
omg thanks
OpenStudy (anonymous):
you need the volume of the cone? think it is
\[\frac{\pi r^2h}{3}\]
OpenStudy (anonymous):
like i used the formula but i did something wrong idk
OpenStudy (anonymous):
can you come help me when you're done @satellite73, thanks.
OpenStudy (anonymous):
sure hold the phone
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OpenStudy (anonymous):
i got 314
OpenStudy (anonymous):
\(5^2=25,12\div ==4, 25\times 4=100\) i thing it should be \(100\pi\)
OpenStudy (anonymous):
and theres nothing for that in the answer key
OpenStudy (anonymous):
lol look carefully at your answer choices
OpenStudy (anonymous):
you must have put it in your calculator
it just want you to say \(100\pi\) not to actually multiply out with some decimal approximation of \(\pi\)
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OpenStudy (anonymous):
oh... so the want it in a different form
OpenStudy (anonymous):
cuz sa is 282....
OpenStudy (anonymous):
what is sa?
OpenStudy (anonymous):
surface area
OpenStudy (anonymous):
the 2nd ?
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OpenStudy (anonymous):
the first one is a
OpenStudy (anonymous):
but the 2nd one ?
OpenStudy (anonymous):
oh i don't know the formula for that but i can look it up
OpenStudy (anonymous):
kk