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13 November, 21:25

A toy ball in the shape of a sphere expands and contracts. When it is completely closed, it has a diameter of 19.5 inches. Find the volume of the sphere when it is completely closed

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  1. 14 November, 01:24
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    Volume of sphere when closed = 3882.92cubic inches

    Step-by-step explanation:

    Volume of a sphere=4/3*3.142 * r^3

    But radius = diameter/2 = 19.6/2 = 9.75 inches

    V = 4/3 * 3.142 * (9.75) ^3

    V = 11648.77/3 = 3882.92 cubic inches
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