A triangle has no diagonals
It has 1,345,890 diagonals
There are 20 diagonals
There are five diagonals in a pentagon.
5 diagonals
A icosagon has 200 diagonals
A tridecagon has 13 angles
A tridecagon is a 13 sided polygon. Also called a triskaidecagon.
triskaidecagon or a tridecagon. triskaidecagon or a tridecagon.
It has 1,345,890 diagonals
24 diagonals
2 diagonals
It has 2 Diagonals!!!
There are 20 diagonals
20 diagonals
It has 2 diagonals
It has 27 diagonals
It has 9 diagonals