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3 May, 21:17

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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  1. 3 May, 22:05
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    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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