Only Those With A High IQ Can Pass This Optical Illusion Quiz
What shape is the darker figure?

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Here in Ehrenstein’s square illusion, the central square appears curved thanks to the concentric circles in the background. The square looks warped and curved, closer to a trapezoid or rhombus.
What shape is the darker figure?
- A rhombus
- A square
- A trapezoid
- A parallelogram
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