4 ms·

Fun fact: the 20p and 50p coins are Reuleaux heptagons[0]. This means that they have a constant diameter even though they're not circular, which means that they

Fun fact: the 20p and 50p coins are Reuleaux heptagons[0]. This means that they have a constant diameter even though they're not circular, which means that they can be accurately sorted by vending machines. [0] https://wikiless.org/wiki/Reuleaux_polygon?lang=en https://wikiless.org/wiki/Reuleaux_polygon?lang=en

tylerag 4y ago
Link that has functioning CSS: https://en.wikipedia.org/wiki/Reuleaux_polygon https://en.wikipedia.org/wiki/Reuleaux_polygon
n1b0m 4y ago
There’s also a Reuleaux wheeled bike [1] [1] https://youtu.be/ebRI4kFmR7U https://youtu.be/ebRI4kFmR7U
- blackshaw 4y ago
  Damn that's cool.
- recuter 4y ago
  I like this bike better: https://www.youtube.com/watch?v=jRmdssX9l2g https://www.youtube.com/watch?v=jRmdssX9l2g
  - n1b0m 4y ago
    That’s pretty awesome. I quite like this one too https://youtu.be/PX3A7GLtFqM https://youtu.be/PX3A7GLtFqM
I_complete_me 4y ago
And of course "How to drill a square hole" https://www.youtube.com/watch?v=L5AzbDJ7KYI https://www.youtube.com/watch?v=L5AzbDJ7KYI
wyclif 4y ago
Looks like the OP is 403.