Republic of Mathematics blog

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 […]