The name of a fifteen sided polygon is known to have two names : pentakaidecagon, pentadecagon
John Irving Dr. Math
Nine to fifteen years.
Up to fifteen years, sometimes to twenty.
Ten or fifteen
The typical time between births of twin sheep is ten to fifteen minutes. It has not been unheard of however, for the second to come five to six hours later.
About 50 chicken wings!
The interior angles of a fifteen sided polygon amount to 2340 degrees.
sexogon
Pentadecagon, Quindecagon, PentakaidecagonA polygon with fifteen sides can be called a pentadecagon.
The measure of each interior angle of a fifteen sided regular polygon, a pendedecagon, is 156o.
15
The name of a 51 sided polygon is Pentaconhenagon. The name of a 52 sided polygon is Pentacondigon. The name of a 53 sided polygon is Pentacontrigon. The name of a 54 sided polygon is Pentacontetragon. The name of a 55 sided polygon is Pentaconpentagon. The name of a 56 sided polygon is Pentaconheptagon. The name of a 57 sided polygon is Pentaconhexagon. The name of a 58 sided polygon is Pentaconoctagon. The name of a 59 sided polygon is Pentaconenneagon.
The name of a 12 sided polygon is Dodecagon.
A 8 sided polygon is called a octagon.
name of 4000 sided polygon
73.2
The name of a 18 sided polygon is Octadecagon.
The name of a 99 sided polygon is enneacontaenneagon.