Difference between revisions of "Cyclic quadrilateral"
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The following theorems and formulae apply to cyclic quadrilaterals: | The following theorems and formulae apply to cyclic quadrilaterals: | ||
| − | * [[Ptolemy's | + | * [[Ptolemy's Theorem]] |
* [[Brahmagupta's formula]] | * [[Brahmagupta's formula]] | ||
{{stub}} | {{stub}} | ||
Revision as of 11:31, 10 July 2006
A cyclic quadrilateral is a quadrilateral that can be inscribed in a circle. They occur frequently on math contests/ olmypiads due to their interesting properties.
Properties
In cyclic quadrilateral 
:
Applicable Theorems/Formulae
The following theorems and formulae apply to cyclic quadrilaterals:
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