HELP PLEASE
Assume that the flask shown in the diagram can be modeled as a combination of a sphere and a cylinder. Based on this assumption, what is the volume of the flask? Round the answer to two decimal places.
10.77 cubic inches
20.22 cubic inches
35.08 cubic inches
50.07 cubic inches
100.11 cubic inches
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OpenStudy (anonymous):
OpenStudy (bibby):
You can add up the separate volumes. Get the volume of a cylinder with a diameter of 1 and a height of 3
plus a sphere with a diameter of 4.5
OpenStudy (anonymous):
I dont understand
OpenStudy (bibby):
separate the 2 shapes. How would you get the volume of a sphere with a diameter of 4.5? Recall that the formula for volume is \[\large \frac{4}{3} \pi r^3\]
OpenStudy (anonymous):
35.08?
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OpenStudy (bibby):
the radius is half the diameter. \[r=\frac{4.5}{2} = 2.25\]
OpenStudy (bibby):
\[\large \frac{4}{3} \pi (2.25)^3\]
OpenStudy (anonymous):
10.77
OpenStudy (bibby):
I got 15.1875pi
OpenStudy (anonymous):
thats not in the choices
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OpenStudy (bibby):
that's not the answer..
I'm saying you have to add up the volume of the cylinder and the sphere
OpenStudy (anonymous):
do you know the answer
OpenStudy (bibby):
I'm not going to just give it to you.
OpenStudy (anonymous):
please
OpenStudy (bibby):
Find the volume of the cylinder.|dw:1391728769332:dw|
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OpenStudy (anonymous):
3
OpenStudy (bibby):
nah
OpenStudy (anonymous):
then what is it?
OpenStudy (bibby):
idk. what's the radius?
OpenStudy (anonymous):
idk?
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OpenStudy (bibby):
I dunno
OpenStudy (anonymous):
really?
OpenStudy (bibby):
the radius is half the diameter. work it out
OpenStudy (anonymous):
you guys are morons
OpenStudy (anonymous):
so whats the answer
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