Wittenbauer's Parallelogram
Divide the sides of a Quadrilateral into three equal parts. The figure formed by connecting and extending adjacentpoints on either side of a Vertex is a Parallelogram known as Wittenbauer's parallelogram.
See also Quadrilateral, Wittenbauer's Theorem- Crowd
- Crown
- Crucial Point
- Cruciform
- Crunode
- Cryptarithm
- Cryptarithmetic
- Cryptography
- Crystallography Restriction
- Csch
- Császár Polyhedron
- C-Table
- Cube
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- Cube 5-Compound
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- Cube Duplication
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- Cube Point Picking
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