Names of Regular Polygons

5 sided shape

• Hexagon
• Octagon
• Pentagon
• Quadrilateral

Tags

CCSS.2.G.A.1

6 sided shape

• Octagon
• Hexagon
• Heptagon
• Decagon

Tags

CCSS.2.G.A.1

7 sided shape

• Septagon
• Octagon
• hexagon
• heptagon

Tags

CCSS.2.G.A.1

9 sided shape

• nonagon
• hexagon
• octagon
• dodecagon

Tags

CCSS.2.G.A.1

10 sided shape

• decepticon
• dodecagon
• decagon
• hexagon

Tags

CCSS.2.G.A.1

What is this shape?

• Circle
• Square
• Pentagon
• Octagon

Tags

CCSS.2.G.A.1

What is this shape?

• Decagon
• Hexagon
• Octagon
• Nonagon

Tags

CCSS.2.G.A.1

REGULAR in Maths means...

• Normal
• Two sides have the same length
• All sides are equal and all angles are equal
• It has right angles

Tags

CCSS.2.G.A.1

What is a regular polygon?

• Polygon with all sides congruent
• Polygon with all angles congruent
• Polygon with all sides and angles congruent
• Polygon with no sides or angles congruent

Tags

CCSS.2.G.A.1

What is the sum of the exterior angles in this polygon?

• 180
• 360
• 540
• 720