A fifteen sided shape is called a pentadecagon.
Decagon. A decagon is the name of a ten sided shape.
A 10-sided shape is a decagon.
A Pentacontagon is a fifty sided shape ...
hundred sided shape is called a chlligon
A fifteen sided shape is called a pentadecagon.
pentadecagon
The exterior angles of a 15 sided shape add up to 360 degrees
156 degrees
The name of a fifteen sided polygon is known to have two names : pentakaidecagon, pentadecagon John Irving Dr. Math
The name for a 57 sided shape is derived by combining the name for a 50 sided shape with the name for a 7 sided shape. A 57 sided shape is called a pentacontaheptagon.
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 tweleve sided shape is a dodecagon.
14 tetrakaideca 15 enneakaideca
A pentadecagon, although I prefer 15-gon.
Decagon. A decagon is the name of a ten sided shape.
The interior angles of a 15 sided polygon sum to 2340 degrees