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The equation πr²Gives the area,A of a circle with a radius,r,. Solve the function for π
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The equation πr²Gives the area,A of a circle with a radius,r,. Solve the function for π

User Umair Durrani
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\bf \textit{area of a circle}\\\\ A=\pi r^2\qquad \qquad \implies \qquad \cfrac{A}{r^2}=\pi

User Debashrita
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