A square piece of paper is folded in half twice (into a small square), and one corner is snipped off. When unfolded, how many holes appear (assuming the snip passes through all layers, away from the fold edges)?
- A.1
- B.2
- C.4 ✓
- D.8
Explanation: Folding twice creates 4 layers of paper. A single snip through all layers becomes 4 cut marks when unfolded.
Class 6 IMO Mathematics Olympiad practice · Visual & Spatial Reasoning · Mirror Images, Folding & Cubes
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