The word "triangles" can be read as a single word. It consists of a specific arrangement of letters that form the term used to describe a three-sided polygon. If you meant how many people can read the word, virtually anyone who can read English can recognize and pronounce it.
there are 27 triangles in a triangle
The word "read" has three phonemes: /r/ /ee/ /d/.
Read a book
There are 15 triangles in a 17-agon
15 triangles!!!!!!!!!!
no triangles
it has 13 triangles
There are no triangles.
15 triangles
depends on what size triangles and what kind of triangles?
A heptagon has 5 triangles.
7 triangles