MATH214

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A tennis ball can in the shape of a cylinder holds three tennis balls snugly. If the radius of a tennis ball is 3.5 cm, what percentage of the tennis ball can is occupied by air?

  • MATH214 -

    volume tennis ball can= PIr^2*3r
    volume of tennis balls=4/3 PI r^3

    divide the second by the first.

  • MATH214 -

    2.3cm^3

  • MATH214 -

    .022508352%

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