About 170 results for ‘Rhombus’
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Rhombus
In Euclidean geometry, a rhombus (◊), plural rhombi or rhombuses, is a quadrilateral whose four sides all have the same length. Another name is equilateral quadrilateral, since equilateral means that all of its sides are equal. A rhombus is necessarily convex. The rhombus is often called a diamond, after the diamonds suit in playing cards, or a lozenge, though the latter sometimes refers specifically to a rhombus with a 45° angle. Every rhombus is a parallelogram, and a rhombus with right angles is a square. (Euclid's original definition and some English dictionaries' definition of rhombus excludes squares, but modern mathematicians prefer the inclusive definition.)
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- Field(s):
- Archaeology
- Architecture
- Middle Ages
- Sculpture
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- Designation:
- chapiteau
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- Portrayed subject:
- Rhombus
- Scale (anatomy)
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- Date:
- 11th century
- Middle Ages
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- Field(s):
- Archaeology
- Paleolithic
- Portable art
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- Designation:
- bâton percé
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FRAGMENT DE TAPISSERIE POLYCHROME
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- Field(s):
- Archaeology
- Coptic language
- North Africa
- Textile
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- Portrayed subject:
- Rhombus
- Square (geometry)
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- Date:
- 4th century
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DECOR NATURALISTE
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- Field(s):
- Archaeology
- Coptic language
- North Africa
- Textile
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- Date:
- 4th century
- 5th century
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bustes et pintades
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- Field(s):
- Archaeology
- Coptic language
- North Africa
- Textile
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- Portrayed subject:
- Guineafowl
- Man
- Rhombus
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- Date:
- 10th century
- 9th century
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- Field(s):
- Archaeology
- Paleolithic
- Portable art
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- Designation:
- galet
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- Portrayed subject:
- Rhombus
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- Date:
- Magdalenian
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- Field(s):
- Archaeology
- Paleolithic
- Portable art
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- Designation:
- baguette (demi-ronde)
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- Portrayed subject:
- Rhombus
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- Date:
- Magdalenian
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- Field(s):
- Archaeology
- Costume
- Paleolithic
- Portable art
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- Designation:
- pendeloque
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- Portrayed subject:
- Rhombus
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- Date:
- Magdalenian
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- Field(s):
- Archaeology
- Paleolithic
- Portable art
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- Designation:
- andouiller (renne)
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- Portrayed subject:
- Rhombus
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- Date:
- Magdalenian
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- Field(s):
- Archaeology
- Paleolithic
- Portable art
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- Designation:
- harpon (à deux rangs de barbelures)
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- Date:
- Magdalenian
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- Field(s):
- Archaeology
- Paleolithic
- Portable art
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- Designation:
- baguette
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- Portrayed subject:
- Rhombus
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- Date:
- Magdalenian
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fragment de bordure ajourée
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- Field(s):
- Belief
- Ethnology
- Middle Ages
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- Portrayed subject:
- Rhombus
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- Date:
- 14th century
- 15th century
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COURONNE : LES ROIS MAGES
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- Field(s):
- Belief
- Ethnology
- Middle Ages
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- Portrayed subject:
- Angel
- Circle
- Equestrianism
- Fleur-de-lis
- Horse
- Rhombus
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- Date:
- 15th century
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- Field(s):
- Costume
- Ethnology
- Middle Ages
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- Designation:
- enseigne profane ; sifflet
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- Date:
- 15th century
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- Field(s):
- Costume
- Ethnology
- Middle Ages
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- Designation:
- enseigne profane ; affique (fragment)
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- Date:
- 15th century
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- Field(s):
- Costume
- Ethnology
- Middle Ages
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- Designation:
- enseigne profane ; affique
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- Date:
- 15th century
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- Field(s):
- Costume
- Ethnology
- Middle Ages
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- Designation:
- enseigne profane ; affique (fragment)
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- Date:
- 15th century
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ENSEIGNE PROFANE : AUMONIERE
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- Field(s):
- Costume
- Ethnology
- Middle Ages
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- Portrayed subject:
- Fleur-de-lis
- Rhombus
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- Date:
- 15th century
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AMPOULE DE PELERINAGE : NOTRE DAME
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- Field(s):
- Belief
- Ethnology
- Middle Ages
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- Portrayed subject:
- Crown (headgear)
- Leaf
- Rhombus
- Sitting
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- Date:
- 15th century
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- Field(s):
- Ethnology
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- Designation:
- étrier
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- Portrayed subject:
- Rhombus
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- Date:
- 16th century
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- Designation:
- aumônière ; costume (élément d'ensemble)
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- Portrayed subject:
- Rhombus
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- Date:
- 19th century
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- Designation:
- pendentif
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- Portrayed subject:
- Rhombus
- Viola (plant)
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- Date:
- 19th century
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- Designation:
- collier | esclavage
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- Portrayed subject:
- Rhombus
- Viola (plant)
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- Date:
- 20th century
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- Field(s):
- Ethnology
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- Designation:
- étrier
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- Portrayed subject:
- Rhombus
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- Date:
- 18th century
- 19th century
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- Field(s):
- Costume
- Ethnology
- Sub-Saharan Africa
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- Designation:
- canne
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- Portrayed subject:
- Rhombus
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- Designation:
- table huche | table maie
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- Portrayed subject:
- Rhombus
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- Date:
- 18th century
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- Designation:
- lit-clos (2) ; banc (1)
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- Portrayed subject:
- Rhombus
- Spindle (textiles)
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- Date:
- 17th century