Polygons

What is a polygon?

• A closed plane figure made up of line segments
• An open plane figure made up of line segments
• A closed plane figure made up of rays
• An open plane figure made up of rays

Name that shape.

• trapezoid
• quadrilateral
• parallelogram
• rhombus

A polygon with equal side lengths and angle measures.

• Regular Polygon
• Equilateral Polygon
• Equiangular Polygon
• Irregular Polygon

Tags

CCSS.2.G.A.1

A segment that connects any two nonconsecutive vertices is a ___________.

• Angle
• Diagonal
• Side
• Vertex

What kind of shape is this?

• Convex heptagon
• Concave heptagon
• Convex hexagon
• Convex hexagon

What does the term "concave polygon" mean?

• All of the vertices are pointed out.
• One or more of the vertices are pointed in.
• It is not a real polygon.
• There are three vertices.

Tags

CCSS.2.G.A.1

All the __________ are congruent in an equiangular polygon.

• Angles
• Diagonals
• Sides
• Vertex

A _________ is one that is both equilateral and equiangular.

• Concave Polygon
• Convex Polygon
• Irregular Polygon
• Regular Polygon

Tell whether the figure is a polygon. If it is, name it by the number of sides.

• not a polygon
• polygon-hexagon
• polygon - octagon
• polygon - concave

A dodecagon has ____ sides

• 2
• 12
• 20
• 24

Tags

CCSS.2.G.A.1