itsmeboy45 itsmeboy45

22-02-2017
Mathematics

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If the diameter of the red marble is 3.0 cm, and by using the formula for volume, what is a good approximation of its volume?

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wolf1728 wolf1728

22-02-2017

You can solve for volume using radius or diameter.
Sphere Volume = 4/3 • π • r³ = ( π •d³)/6
We're given the diameter so let's use that.
Volume = PI * d^3 / 6

Volume = 3.14159 * 3.0^3 / 6

Volume = 3.14159 * 9 / 2

Volume = 14.137 cubic centimeters

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