Endy0816 Posted April 27, 2015 Posted April 27, 2015 (edited) testy Edited April 27, 2015 by Endy0816
imatfaal Posted April 27, 2015 Posted April 27, 2015 Triangles (spherical geometry) [GFDL http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], by Lars H. Rohwedder, Sarregouset, from Wikimedia Commons(
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