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Vintage style poster explaining the area of a circle with a diagram on a pie.

Vintage style poster explaining the area of a circle with a diagram on a pie.

Explanation: The area measures the space inside the circle​ Formula: Area = 𝜋𝑟^2​ Notes: 𝜋 ≈ 3.1416, and r is the radius​ on a pie Mehr sehen