Henry Ernest Dudeney/Puzzles and Curious Problems/180 - Square and Cross

Puzzles and Curious Problems by Henry Ernest Dudeney: $180$

Square and Cross

Cut a regular Greek cross into five pieces,

so that one piece shall be a smaller regular Greek cross,

and so that the remaining four pieces will fit together and form a perfect square.

Sources

• 1932: Henry Ernest Dudeney: Puzzles and Curious Problems ... (previous) ... (next): Geometrical Problems: Dissection Puzzles: $180$. -- Square and Cross
• 1968: Henry Ernest Dudeney: 536 Puzzles & Curious Problems ... (previous) ... (next): Geometrical Problems: Dissection Puzzles: $346$. Square and Cross