At first glance, the image seems innocuous: a few colored triangles stacked like a child's geometric puzzle. But as you look closer, the simplicity becomes blurred. Some count 9, others 13, still others more than 20. What if this visual puzzle weren't just a matter of mathematics… but of psychology?
How perception shapes our reality
This optical illusion, which has gone viral on social media, is based on a simple idea: our brain doesn't analyze shapes, it interprets them. The figure appears to be composed of small, isolated triangles, but depending on how you connect the lines and colors, it can transform into a pyramid, a mosaic, or an endless puzzle.
This is what's called Gestalt perception: our mind spontaneously seeks to organize elements to give them meaning. In short, this test reveals less about your observational skills than about your way of perceiving the world.
If you see 9 triangles
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