Recently, a visual test question about number triangles has gone viral on major social platforms! The problem shows a triangle that is divided into 6 parts, and asks you to find all the triangles hidden in it. It seems like a simple question, but it stumped 90% of netizens, most of them can only count 6-7, and the correct answer is 9!
A large triangle divided into 6 small areas by three straight lines
Common mistakes:
Only the 4 most obvious triangles are counted
Add the outer triangle and count to 5
Note some combinations, count to 6-7
Ignore some special combinations entirely
Correct Answer Analysis:
There are actually 9 triangles:
The 4 smallest basic triangles
3 slightly larger triangles made up of two small triangles
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