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UKMT Grey Kangaroo, 2023

Geometry Difficulty 2.0 Junior Find the answer United Kingdom

A square with side-length 10 cm long is drawn on a piece of paper. How many points on the paper are exactly 10 cm away from two of the vertices of this square?

(A) $4$ (B) $6$ (C) $8$ (D) $10$ (E) $12$

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