Help with question with working please

i dont know if this is the place for it but i really need some help with this question and the working as to how you got the answer. I dont know how to get the symbols on the keyboard hope you all understand it. its 4 over 3. thanks much.

The volume of a sphere is given by V=4/3 pi r cubed. if the diameter is 14mm, correct to the nearest cubic millimeter, the volume is?

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Originally Posted by jassy

i dont know if this is the place for it but i really need some help with this question and the working as to how you got the answer. I dont know how to get the symbols on the keyboard hope you all understand it. its 4 over 3. thanks much.

The volume of a sphere is given by V=4/3 pi r cubed. if the diameter is 14mm, correct to the nearest cubic millimeter, the volume is?

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The radius is half the diameter, so let r = 7, substitute into the formula and simplify...

Quote:

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Originally Posted by jassy

i dont know if this is the place for it

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This should be in the Geometry forum.

-Dan

Thanks much for your help. Worked it out and got the answer.

oh and thanks Dan I know now.