Mathematics, 29.11.2019 04:31 LlayahHarbin
The radii of earth and pluto are 6,371 kilometers and 1,161 kilometers, respectively. approximately how many spheres the size of pluto does it take to have the same volume as earth?
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![\bf \qquad \qquad \textit{ratio relations} \\\\ \begin{array}{ccccllll} &Sides&Area&Volume\\ &-----&-----&-----\\ \cfrac{\textit{similar shape}}{\textit{similar shape}}&\cfrac{s}{s}&\cfrac{s^2}{s^2}&\cfrac{s^3}{s^3} \end{array} \\\\ -----------------------------\\\\ \cfrac{\textit{similar shape}}{\textit{similar shape}}\qquad \cfrac{s}{s}=\cfrac{\sqrt{s^2}}{\sqrt{s^2}}=\cfrac{\sqrt[3]{s^3}}{\sqrt[3]{s^3}}\\\\ -------------------------------\\\\](/tpl/images/0395/7242/70089.png)
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The radii of earth and pluto are 6,371 kilometers and 1,161 kilometers, respectively. approximately...
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