The picture shows a circle divided into 9 equal wedges which are rearranged.
The radius of a...
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Mathematics, 14.04.2020 01:27 skyemichellec
The picture shows a circle divided into 9 equal wedges which are rearranged.
The radius of a circle is and its circumference is 2π. How does the picture help to explain why the area of the circle is πr²?
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