Posts Tagged ‘triangles’
Make a triangle on a sphere with the largest possible sum of angles
Posted by: Gary Ernest Davis on: November 23, 2010
When teaching prospective mathematics teachers at Rutgers University in New Jersey, I liked to shake up their preconceptions in mathematics, the unexamined assumptions that they had accepted as fact because they were told it was so. So one evening I set the class the problem of finding how large they could make the sum of […]
