Wednesday, January 16, 2013

Folding an Ellipse

Paper Folding Activity

1. Draw a circle and draw a point in its interior.
2. Mark a point anywhere on the circle.
3. Fold such that the two points coincide and crease well.
4. Repeat steps 2-3 as many times as you can.

What do you observer about the creases?

Click the Play button on the bottom-left of the applet to simulate the paper folding activity above.
This is a Java Applet created using GeoGebra from www.geogebra.org - it looks like you don't have Java installed, please go to www.java.com
Note: The green lines represents the folds on the circle.

Shapshot


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