Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A circle touching all the vertices of a triangle or polygon.
- ‘The three lines through the incircle and the circumcircle of the three triangles meet at a point.’
- ‘The circumcircle of a triangle formed by three tangents to a parabola passes through the focus of the parabola.’
- ‘It has one circumcircle, on the intersection of the two lines.’
- ‘The circumcircles of the four triangles meet in a point.’
- ‘Prove that the circumcircles of the triangles BMR and CNR have a common point lying on the side BC.’
We take a look at several popular, though confusing, punctuation marks.
From Afghanistan to Zimbabwe, discover surprising and intriguing language facts from around the globe.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.