Does there exist a spherical quadrilateral with all angles pi/2?
I do not think so but I am not sure. I am unable to really visualize this.
Please offer suggestions. Thank you.
2026-03-26 12:33:57.1774528437
Does there exist a spherical quadrilateral with all angles pi/2?
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Wouldn't having all the angles pi/2 just make the figure a regular square because every angle would be 90 degrees?