rhombus/square.
rhombus
It has 2 diagonals
There are 27 diagonals in a nonagon.
squares
A square, a rectangle and an isosceles trapezoid
rhombus/square.
The diagonals of a square, rhombus and a kite bisect each other at right angles.
what is a diacnal
Yes
It has 2 diagonals
rhombus
12 diagonals
There are 27 diagonals in a nonagon.
Diagonals? Only if you're cheating.
Yes unless it is parallelogram
405 diagonals