Area of a circle – Geometry
The geometry of a circle
The area of a circle is the flat surface inside its circumference. The area is always equal to the radius squared, multiplied by π (pi).
Here’s a proof that this is always true for any circle.
Bibliography and further reading about circles:
Cite this page: Carr, K.E. Area of a circle – Geometry. Quatr.us Study Guides, July 28, 2017. Web. October 2, 2021.
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