Polygon names Name Sides :
henagon (or monogon) 1
digon 2
triangle (or trigon) 3
quadrilateral (or tetragon) 4
pentagon 5
hexagon 6
heptagon 7
octagon 8
enneagon (or nonagon) 9
decagon 10
hendecagon 11
dodecagon 12
tridecagon or triskaidecagon 13
tetradecagon or tetrakaidecagon 14
pentadecagon (or quindecagon) or pentakaidecagon 15
hexadecagon or hexakaidecagon 16
heptadecagon or heptakaidecagon 17
octadecagon or octakaidecagon 18
enneadecagon or enneakaidecagon or nonadecagon 19
icosagon 20
icosihenagon 21
triacontagon 30
tetracontagon 40
pentacontagon 50
hexacontagon 60
heptacontagon 70
octacontagon 80
enneacontagon 90
hectagon (also hectogon) 100
chiliagon 1000
myriagon 10,000
decemyriagon 100,000
hecatommyriagon (or hekatommyriagon) 1,000,000
pentadecagon (or quindecagon) or pentakaidecagon
ahh 15 gosh you crazy un smart people
its a pentadecagon i.e, a polygon with 15 sides. in a regular pentadecagon each angle is of 156 degrees
There are 90 diagonals in a 15-sided polygon.
The central angle of a n-sided regular polygon = 360 degrees / n. Hence, the central angle of a 15-sided regular polygon = 360 degrees / 15 = 24 degrees ============================
Shapes with 13 to 20 sides are known as polygons. Specifically, a 13-sided polygon is called a tridecagon, a 14-sided polygon is called a tetrakaidecagon, a 15-sided polygon is called a pentadecagon, a 16-sided polygon is called a hexadecagon, a 17-sided polygon is called a heptadecagon, an 18-sided polygon is called an octadecagon, a 19-sided polygon is called an enneadecagon, and a 20-sided polygon is called an icosagon.
Yes it is a 15 sided polygon.
In Geometry a 15 sided shape is called a pendedecagon polygon with 15 angles and sides
In Geometry a 15 sided shape is called a pendedecagon polygon with 15 angles and sides
A 15 sided shape is called a Pentadecagon, or a Pentakaidecagon.
pendedecagon
A 15 sided shape is called a Pentadecagon, or a Pentakaidecagon.- thanks a million Chrissy . B -
Shapes with 12 to 20 sides are named as follows: a 12-sided shape is called a dodecagon, a 13-sided shape is a triskaidecagon, a 14-sided shape is a tetradecagon, a 15-sided shape is a pentadecagon, a 16-sided shape is a hexadecagon, a 17-sided shape is a heptadecagon, an 18-sided shape is an octadecagon, a 19-sided shape is a nonadecagon, and a 20-sided shape is an icosagon.
pentakaidecagon
The exterior angles of a 15 sided shape add up to 360 degrees
icosahedron
Quindecagon or Pendecagon
Yes, it can exist - assuming that was your question.