Dividing Circles, Rectangles, and Triangles into Equal Pieces

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How can a pizza be fairly cut into four slices? How can a piece of paper can be folded in half, and then into quarters?


Here, we divide shapes into pieces of equal size. Most equal shares start by drawing, cutting, or bending through the middle.

Click the buttons at the top to divide the shapes.


Contributed by: Crystal Fantry (March 2013)
Open content licensed under CC BY-NC-SA




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