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Polygons

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Polygon   A closed two-dimensional shape with all straight sides  
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Regular Polygon   A two-dimensional shape that has equal sides and equal angles  
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Convex Polygon   A two-dimensional shape that does not have an interior angle greater than 180 degrees.  
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Concave Polygon   A two-dimensional shape that does have an interior angle greater than 180 degrees.  
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Simple Polygon   A two-dimensional shape that only have one boundary and does not cross over itself  
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Complex Polygon   A two-dimensional shape that intersects itself.  
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Irregular Polygon   A two-dimensional shape that does not contain equal sides and equal angles.  
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Triangle   A two-dimensional shape that has three sides.  
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Quadrilateral   A two-dimensional shape that has four sides.  
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Pentagon   A two-dimensional shape that has five sides.  
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Hexagon   A two-dimensional shape that has six sides.  
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Heptagon   A two-dimensional shape that has seven sides.  
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Octagon   A two-dimensional shape that has eight sides.  
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Nonagon   A two-dimensional shape that has nine sides.  
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Decagon   A two-dimensional shape that has ten sides.  
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Dodecagon   A two-dimensional shape that has twelve sides.  
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Created by: kaylacooke11
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