Keywords: Geom eqtr proof01.png geometry own original text self-made 1 2006-09-05 Mcgill Mcgill Public Domain wikibooks English Wikibooks Mcgill original upload log en wikibooks Adrignola CommonsHelper page en wikibooks Geom_eqtr_proof01 png 2006-09-06 03 53 Mcgill 814×594× 12135 bytes <nowiki> geometry self-made 2006-09-05 Mcgill ~~~ Public Domain </nowiki> Geometry diagrams |