Question

The answer isn’t 9 or 10

Answer 1

13 TRIANGLES

Explanation:

There ar 9 small triangles inside which i marked in blue

the whole picture is a triangle which is another one (marked in red)

and then there are three bigger triangles inside of the big triangle (i marked in orange) four of the small triangles equal one medium sized triangle we have 3 of these.

In total we have 13 triangles

Answer 2

i believe the correct answer is 13