8
There are 8 triangles in a decagon
A decagon can have eight or more triangles - up to infinitely many.
10 triangles make a decagon
8 triangles will fit inside a 10 sided decagon
10 triangles
It is 8 triangles
There are 8 triangles in a decagon
There are 8 triangles inside a 10 sided decagon
10 triangles make a decagon
A decagon can have eight or more triangles - up to infinitely many.
8 triangles will fit inside a 10 sided decagon
8
10 triangles
Eight triangles.
120 triangles.
10-2 = 8 triangles
12