Difference between revisions of "Rhombus"

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* its diagonals divide the figure into 4 congruent [[triangle]]s
 
* its diagonals divide the figure into 4 congruent [[triangle]]s
 
* its diagonals are [[perpendicular]]
 
* its diagonals are [[perpendicular]]
* if all of a rhombus' angles are [[right angle]]s, then the rhombus is a [[square]]
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* if all of a rhombus' [[angle]]s are [[right angle]]s, then the rhombus is a [[square (geometry) | square]]
  
 
==Proofs==
 
==Proofs==

Revision as of 16:42, 17 October 2006

A rhombus is a geometric figure that lies in a plane. It is defined as a quadrilateral all of whose sides are congruent. It is a special type of parallelogram, and its properties (aside from those properties of parallelograms) include:

Proofs

This article would be greatly enhanced by the proofs of the above facts.

Proof that a rhombus is a parallelogram

Proof that the diagonals of a rhombus divide it into 4 congruent triangles

Proof that the diagonals of a rhombus are perpendicular

Example Problems

Introductory

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