SOF IMO · Paper Folding and Cutting · Quiz
5 real SOF IMO questions on Paper Folding and Cutting. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.
Question 1 of 5
MEDIUMA rectangular sheet of paper is folded in half horizontally, then folded in half vertically. A small triangular piece is cut from the corner where all the folded edges meet. When the paper is completely unfolded, what shape will be seen?