The way this is figured is by calculating a pizza's surface area, which requires the formula 𝜋𝑟², where 𝜋 (pi) equals 3.14 ...
The Brighterside of News on MSN6d
Near-Earth dwarf planet's surface is 90% covered by waterPrevious observations suggested that Ceres was less than 30% ice, and its craters were thought to imply that the dwarf planet ...
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