Polygons Interior Angle Exterior

What is the name of a 12-sided polygon

• Decagon

• Dodecagon

• Dozengon

• Noonagon

What is the best description of the polygon?

• equilateral

• equiangular

• regular

• neither

A polygon where the diagonals never leave the interior of the polygon.

• Concave

• Convex

• Irregular

Find the interior angle on a regular polygon with 12 sides...

• 36^o

• 144^o

• 30^o

• 150^o

Find the interior angle on a polygon with 10 sides...

• 36^o

• 144^o

• 30^o

• 150^o

Find the number of sides on a regular polygon with an interior angle of 160^o...

• 2.25

• 18

• 20

• 24

Find the interior angle on a regular polygon with 45 sides...

• 9^o

• 8^o

• 171^o

• 172^o

Find the interior angle on a regular polygon with 40 sides...

• 9^o

• 8^o

• 171^o

• 172^o

Find the exterior angle on a regular polygon with 5 sides...

• 72^o

• 108^o

• 60^o

• 120^o

Find the interior angle on a regular polygon with 6 sides...

• 72^o

• 108^o

• 60^o

• 120^o