A thief uses a mirror to steal a secret code from a guarded room without entering. The mirror shows the code clearly. How is this possible?
Category: Mystery · Difficulty: hard
Hint: Focus on physics of light and angles.
Answer
Mirror angled through narrow door crack
Explanation
Using a mirror placed at a precise angle allows seeing inside through a small crack without physical entry.
This is a hard mystery riddle — a tricky one that takes a little thought. The answer is Mirror angled through narrow door crack.
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