Difference between revisions of "Quadrilateral"
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| − | A '''quadrilateral''' is a four-sided | + | A '''quadrilateral''' is a four-sided [[polygon]]. Some common quadrilaterals are [[square]]s, [[rectangle]]s, [[rombus]]es, [[parrallelogram]]s, [[trapezoid]]s and [[kite]]s. |
== Introductory topics == | == Introductory topics == | ||
* [[Cyclic quadrilateral | cyclic quadrilaterals]] | * [[Cyclic quadrilateral | cyclic quadrilaterals]] | ||
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=== Resources === | === Resources === | ||
Revision as of 14:33, 12 July 2006
A quadrilateral is a four-sided polygon. Some common quadrilaterals are squares, rectangles, rombuses, parrallelograms, trapezoids and kites.
Contents
Introductory topics
Resources
Books
Intermediate topics
Resources
Books
- Challenging Problems in Geometry -- A good book for students who already have a solid handle on elementary geometry.
- Geometry Revisited -- A classic.
