27 diagonals
It is: 0.5*(92-3*9) = 27 diagonals in a 9 sided nonagon
A nine sided nonagon has 27 diagonals
There are 27 diagonals in a nonagon.
It can have.
A Nonagon has 36 diagonals
24 diagonals
It has 27 diagonals
9 diagonals
27 diagonals
It is: 0.5*(92-3*9) = 27 diagonals in a 9 sided nonagon
A nine sided nonagon has 27 diagonals
There are 27 diagonals in a nonagon.
27
It can have.
A nanogon has no diagonals because there is no such shape. A nonagon, on the other hand, has 9*(9-3)/2 = 27 diagonals.
9 sides because a nonagon has 27 diagonals