Difference between revisions of "Rectangle"
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A '''rectangle''' is a [[quadrilateral]] in which all angles are [[right angle]]s. Every rectangle is a [[parallelogram]] and so has all the properties of a parallelogram. In addition, rectangles have [[congruent (geometry)|congruent]] [[diagonal]]s. | A '''rectangle''' is a [[quadrilateral]] in which all angles are [[right angle]]s. Every rectangle is a [[parallelogram]] and so has all the properties of a parallelogram. In addition, rectangles have [[congruent (geometry)|congruent]] [[diagonal]]s. | ||
| − | [[Square]]s are the only rectangles which are also [[rhombus]]es. | + | [[Square (geometry) | square]]s are the only rectangles which are also [[rhombus]]es. |
Revision as of 17:41, 17 October 2006
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A rectangle is a quadrilateral in which all angles are right angles. Every rectangle is a parallelogram and so has all the properties of a parallelogram. In addition, rectangles have congruent diagonals.
