Mathematics
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OpenStudy (anonymous):
Anyone know how to solve this?
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OpenStudy (anonymous):
OpenStudy (anonymous):
fint the volume of the cylinder and the cone and add they together
OpenStudy (anonymous):
find*
OpenStudy (anonymous):
tagg me if you need further help
OpenStudy (anonymous):
\[\huge V_{total}=V_{cylinder}+V_{cone}\]
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OpenStudy (anonymous):
\[Cynlinder = \pi r^2 h \]
\[cone = \frac{ 1 }{ 3 } \pi r^2h\]
OpenStudy (anonymous):
367.56 isnt an answer?
OpenStudy (anonymous):
give me a sec ill walk you through this :) @LegendaryNikki
OpenStudy (anonymous):
ok thanks
OpenStudy (anonymous):
okay so what is the formula for the volume of a cone? :D
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OpenStudy (anonymous):
V=πr2h/3
OpenStudy (anonymous):
sorry my wifi is slow today haha but calculate the volume of the cone when:
r=3
h=9
OpenStudy (anonymous):
84.82
OpenStudy (anonymous):
roughly haha so now we find the volume of the cone with:
r=3
h=10
OpenStudy (anonymous):
282.74
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OpenStudy (anonymous):
ignore, doesn't ask for the pi
OpenStudy (anonymous):
okay so we add the volumes together
OpenStudy (anonymous):
367.56
OpenStudy (anonymous):
r^2*h
r^2*h/3
OpenStudy (anonymous):
oh hes got it xD didnt see the answer sorry lmao
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OpenStudy (anonymous):
andres is correct my bad
OpenStudy (anonymous):
i dont get whats the answer
OpenStudy (anonymous):
okay so we plug in the terms and simplify so the answer will look like: V=___pi^3
OpenStudy (anonymous):
you don't need to use pi
just this to put it simple
\[r^2*h\] for the cylinder
\[r^2*\frac{ h }{ 3 } \] for the cone
OpenStudy (anonymous):
90 + 27= 117?
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OpenStudy (anonymous):
yes, correct
OpenStudy (anonymous):
Thanks guy