This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Divisaoemmediaeextremarazao. Pt Desenho Geomtrico Diviso em mdia extrema razo Euclides gemetra grego So Paulo Brasil Own diagram Cczero Geometry and art
Page 2023 Free-images.com. All images are Public Domain