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minus-squareF04118F@feddit.nllinkfedilinkEnglisharrow-up9·edit-26 hours agoIt was freely chosen for simplicity. If you choose another R, the other sides (x and y) become R*cos(th) and R*sin(th) I don’t understand what is harmful about the unity circle either.
minus-squarebizarroland@fedia.iolinkfedilinkarrow-up6·6 hours agoAny circle could have its radius technically be 1, as long as you set the units of measurement so that 1 equals the radius of the circle.
minus-squareWolf314159@startrek.websitelinkfedilinkEnglisharrow-up1·6 hours agoBecause it’s a unit circle.
Why is it 1
It was freely chosen for simplicity.
If you choose another R, the other sides (x and y) become R*cos(th) and R*sin(th)
I don’t understand what is harmful about the unity circle either.
Any circle could have its radius technically be 1, as long as you set the units of measurement so that 1 equals the radius of the circle.
Because it’s a unit circle.