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Tag Archives: Cups

post

Constructing a sphere with 455 cups

Chalkdust

23 June 2016

A few weeks ago we set this problem: if a cup is a section of a cone and we put one right next to another, and then add a third, and a fourth and so on, we end up with a gigantic sphere. The problem is easy: how many cups do we need to make a sphere? Well, now we have the answer! Continue reading →

Posted in Blog | Tagged Cups, paper cups, Spheres, wisdom of crowds

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Chalkdust is published by Chalkdust Magazine, UCL, Gower Street, London WC1E 6BT, United Kingdom. ISSN 2059-3805 (Print). ISSN 2059-3813 (Online).