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Related articles:
Rhombus
Trapezoid
Square (geometry)
Rectangle
Kite (geometry)
Parallelogram
Polygon
Isosceles trapezoid
Pentagon
Hexagon
Angle
Triangle
Key terms: sides equal four quadrilateral angles square kite opposite polygon nam geometry parallel forms rectangle term rhombus convex diagonals concave simple all four definition cyclic trapezium trapezoid formula implies tangential four equal taxonomy arrowhead right angles sometimes parallelogram equal sides bisect each other classification equivalent condition sides are of equal length opposite sides are parallel Search external links cited by footnotes on Wikipedia page Quadrilateral: |
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