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155

The SAT Question Everyone Got Wrong (www.youtube.com)

submitted 2 years ago by simple@lemm.ee to c/videos@lemmy.world

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[–] protist@mander.xyz 10 points 2 years ago* (last edited 2 years ago) (1 children)

That's what you'd think, but there's an extra rotation involved in the act of the small circle moving around the larger circle rather than along a straight line, so it's (6π/2π) + 1

[–] ___f____g___@lemmy.ca 4 points 2 years ago* (last edited 2 years ago)

I just watched the video, that's really interesting. Thanks for the explanation