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BASIC 2-Dimensional SHAPES OF GEOMETRY
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Basic Vocabulary 2-Dimensional Shapes that have only 2 dimensions; width & height Congruent Exactly equal in size & shape Polygon Closed figure where all the sides are mutually congruent Quadrilateral Polygon with 4 sides Open Not all the lines that make up the shape connect Closed All the lines that make up the shape are connected, there are no gaps in the outline of the shape
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4 Sides – 2 longer & 2 shorter Hexagon 5 Sides
Circle No Sides Kite or Diamond 4 Sides Star 5 Sides Triangle 3 Sides Rhombus 4 Sides Heptagon 7 sides Square 4 Equal Sides Trapezoid 4 Sides Octagon 8 Sides Rectangle 4 Sides – 2 longer & 2 shorter Hexagon 5 Sides Parallelogram 4 Sides Hexagon 6 Sides
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Polygons Triangle: 3 sides Quadrilateral: 4 sides Pentagon: 5 sides
Hexagon: 6 sides Heptagon: 7 sides Octagon: 8 sides
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Quadrilaterals All 4 Sided
Parallelogram Kite Trapezoid Rectangle Rhombus Square
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