20 February 2019

• curprev 00:1100:11, 20 February 2019 Sevenoptimus talk contribs m 2,326 bytes +75 Fixed formatting and added box at the bottom

27 January 2019

• curprev 17:5217:52, 27 January 2019 Sevenoptimus talk contribs 2,251 bytes +824 Added more explanation to the solution, as well as fixing a typo and improving its readability

9 July 2018

• curprev 02:0702:07, 9 July 2018 Jazzachi talk contribs 1,427 bytes +1,169 Added question, made the solution a bit clearer.

4 August 2017

• curprev 08:0808:08, 4 August 2017 Mamis511 talk contribs 258 bytes +258 Created page with "Clearly since <math>[DBEF] = [ABE]</math> it follows that <math>[ADF] = [AFE]</math>. This implies that <math>AC \parallel DE</math> and so <math>\frac{AD}{DB} = \frac{CE}{EB}..."