A
A _________is a closed, flat (two-dimensional) shape made up of straight lines. These lines are called sides, and they connect at points called vertices.
POLYGON
A polygon has at least four sides. (True of False)
FALSE
A polygon that has a six equal sides and six equal angles.
Regular Hexagon
What is the interior angle of a regular hexagon?
120 degrees
What is the interior angle of a regular pentagon?
108 degrees
What is the interior angle of a regular octagon?
135 degrees
A polygon that has an eight unequal sides.
irregular octagon
A polygon that has ten equal sides and ten equal angles.
regular decagon
What is the interior angle of regular decagon?
144 degrees
A polygon that has a five unequal sides and six unequal angles.
irregular pentagon