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Definition: A tangential quadrilateral is a quadrilateral whose sides are tangent to a single circle. |
You can move the vertices of the given circumscribable quadrilateral with pressed mouse button.
The two pairs of opposite sides in a tangential quadrilateral add to the same total length. |
Mathematics Applets |
URL: http://www.walter-fendt.de/m14e/circscrquadrilat.htm
© Walter Fendt, October 1, 2000
Last modification: July 29, 2012