Zoya folds a square sheet bottom half up and then left half over right. She punches a triangle pointing up exactly on the upright folded edge, a triangle pointing left and a square hole. Which figure shows the opened sheet?

Question

Accepted Answer

(d). The triangle on the upright crease stays single when that fold opens, then gets one twin, pointing down, below the flat crease. The other two holes make four each, with left and right swapping across the upright crease: (d).

Zoya folds a square sheet bottom half up and then left half over right. She punches a triangle pointing up exactly on the upright folded edge, a triangle pointing left and a square hole. Which figure shows the opened sheet?

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