A graduated cylinder with a radius of 3 cm contains water to a height of 9 cm. Yann adds 15 steel balls, each with a diameter of 3 cm.
What is the total volume of the contents in the cylinder after the balls are added?
Use 3.14 to approximate pi and express your answer in hundredths.
cm3
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OpenStudy (deadpoolroxz):
dude forreal?
OpenStudy (k12awesomeness):
be nice!
OpenStudy (deadpoolroxz):
k12 ive answered like 3 of this guys question and we r friends
OpenStudy (deadpoolroxz):
each ball has volume
4/3 pi * (2.54/2)^3 = 8.58 cm^3
There are 15 of them, so add 15 times that to the volume of water, which is
pi * 3^2 * 9 = 254.47
Note how they coyly avoided saying the balls were 1" in diameter. Saved you the step of doing the conversion to cm.
OpenStudy (k12awesomeness):
lol... it's only an expression @deadpoolroxz
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OpenStudy (logan13):
so 254
OpenStudy (deadpoolroxz):
ah XD and nice dog
OpenStudy (deadpoolroxz):
and use a calculator
OpenStudy (deadpoolroxz):
tell me wat u get
OpenStudy (deadpoolroxz):
i might think i got it but take it with a grian of salt and check it and medal plez
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