@mathsy.io: Why is the area of a circle actually πr²? 🤔 Cut the circle into smaller and smaller sectors, rearrange them… and the formula basically reveals itself. One of those maths formulas that makes way more sense when you can see it. #maths #gcsemaths #alevelmaths #mathstiktok #geometry

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Sunday 30 August 2026 22:34:59 GMT