a tetradecagon
A pentagon.
Yes. A polygon can have any number of sides over 2. There are regular polygons with any number of sides more than 2 as well. For example, stop signs are shaped as a regular octagon, a regular 8-sided polygon.
no
Yes.
A triangle.
No, it's a POLYGON.
Hexagon
PENTAGON!!!
a megcagon
a tetradecagon
heptagon
Pentagon
a polygon is convex
as many as it wants