Halp (1 Viewer)

[Sien]

Idk what this question is even saying lol
I thought gramophones spin in spirals not concentric circles?

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[Nailgun]

Hey I think I answered this question for someone else awhile back

I think you just pretend its cocentric circles lol
the distances work out the same

 

[Nailgun]

http://community.boredofstudies.org/10/maths/350367/sequence-series-question.html#post7154957