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> thought they had more to do with circles than triangles, But that is exactly right!
by kwhitefoot 5y ago
> thought they had more to do with circles than triangles,
But that is exactly right!
- hermitcrab 5y agosin and cos come from trigonometry (from Greek trigōnon, "triangle" and metron, "measure"). But they can be used for lots of other things, including calculating how to rotate an object or draw a circle.