Public domain photos

The image shows a black and white drawing of a circle with a pentagon in the middle, surrounded by diagrams and text. The text reads "Geometry of the Pythagorean Theorem" and the diagrams appear to be related to the theorem.

The image shows a black and white drawing of a circle with a pentagon in the middle, surrounded by diagrams and text. The text reads "Geometry of the Pythagorean Theorem" and the diagrams appear to be related to the theorem.Open in library