question is mrs. henley built a cage .she wants to cover the bottom with news paper. if the cage is 1/4 yard bu 1/2 yard what is
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well, if the diameter is 5, thus its radius must be half that, or 2.5, and therefore, the radius of the one four times as much will be (4)(2.5).
Let's simply get their difference, since that'd be how much more is needed from the smaller to larger sphere.