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24 Cards in this Set
- Front
- Back
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polygon
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plane figure, having three or more, usually straight, sides.
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Triangle
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closed plane figure having three sides and three angles.
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Heptagon
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polygon having seven sides
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Diagonal
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connecting two nonadjacent angles or vertices of a polygon or polyhedron, as a straight line.
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Parallelogram
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rhombus rectangle trapezium See also trapezoid a quadrilateral whose opposite sides are parallel and equal in length
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Rhombus
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four-sided shape where all sides have equal length.
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Square
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has equal sides and every angle is a right angle (90°)
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quadrilateral
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Any four-sided shape is a Quadrilateral.
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Octagon
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an eight sided figure
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Equilateral
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a shape having all 4 equal sides
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Equilateral Polygons
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All sides hve the same lengths angles and measurements
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Consecutive Angles
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Interior, exterior
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rectangle
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closed plane figure having three sides and three angles
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Concave
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of the interior of a circle or hollow sphere; hollow and curved
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Pentagon
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five sided figure
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Nonagon
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9 sided figure
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Equilangular Polygons
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all of the angles are congruent
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Trapezoid
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a quadrilateral plane figure having two parallel and two nonparallel sides
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Kite
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two disjoint pairs of congruent adjacent sides,
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Convex
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having all interior angles less than or equal to 180°.
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Hexagon
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six sided figure
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Dodecagon
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12 sided figure
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regular polygons
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3 sided figure with all angles and lengths the same
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Isosceles Trapezoid
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whose legs are congruent and that has two congruent angles such that their common side is a base of the trapezoid.
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