Formula for Area of a Circle Explained

Task 1
The circle is broken into n equal parts. Use the slider to increase the number of parts the circle is broken into.
What happens as n increases? What type of shape is created when the parts are rearranged?
Task 2: Move the three sliders in order from top to bottom.
CHALLENGE
Use the formula for the area of a parallelogram or rectangle to find the area of the figure created.
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Information: Formula for Area of a Circle Explained