circumscribed means the polygon is drawn around a circle, and inscribed means the polygon is drawn inside the circle. See related links below for polygon circumscribed about a circle and polygon inscribed in a circle.
Yes. (see image link)
Triskaidecagon or Tridecagon
A pentadecagon* has fifteen sides.* See Related links below.
I'd have to see one first. So far, no polygon I've ever seen had more sides than angles.
see related link below to see the 20 sided polygon
PolyGon
A 20-sided polygon is an icosagon.(see related link)
circumscribed means the polygon is drawn around a circle, and inscribed means the polygon is drawn inside the circle. See related links below for polygon circumscribed about a circle and polygon inscribed in a circle.
A 57-sided polygon would be called a pentacontaheptagon.(see related link for naming)
A polygon with 17 sides is called a heptadecagon or heptakaidecagon.(see related link for list)
A sixteen-sided polygon is called a hexadecagon.(see related link for list)A Hexadecagon.
Yes. (see image link)
icosikaidi is the name for a 22 sided polygon. For a list of the names for polygons, see the related link.
A polygon is a closed shape bounded by only straight lines. The distance around a polygon is called the Perimeter The actual distance of the polygon depends on the shape. See related links below for a website I believe will help you.
An icosikaidigon is a 22-sided polygon. For names of polygons see http://mathforum.org/dr.math/faq/faq.polygon.names.html
Triskaidecagon or Tridecagon