Basic Geometry Vocabulary- Polygon

The set of all points in a plane that are equidistance from a given point.

• Circle
• Polygon
• Concave
• Dodecagon

Tags

CCSS.HSG.CO.A.1

A closed plane figure formed by three or more line segments called sides. Each intersects exactly two sides , one at each vertex, so that no two sides with a common vertex are collinear. 

• Polygon
• Area
• n-gon
• Triangle

A polygon with equal side lengths and angle measures.

• Regular Polygon
• Area
• Circle
• Vertex

The length of the outline of a shape

• Perimeter
• Area
• Convex
• Concave

The amount of space inside a shape

• Area
• Perimeter
• Convex
• Concave

A shape where if you extend one of the sides the line it makes does not go on the inside of the shape

• Convex
• Concave
• Perimeter
• Area

Not convex, A side can be turned into a line that goes on the inside of a shape

• Concave
• Conves
• Perimeter
• Area

Name given to a polygon that has n number of sides

• n-gon
• Polygon
• Triangle
• Circle

A polygon with 5 sides

• Pentagon
• Hexagon
• Nonagon
• Decagon

A polygon with 7 sides

• Hexagon
• Pentagon
• Heptagon
• Dodecagon