21 January 2024

• curprev 12:5412:54, 21 January 2024 Alexanderruan talk contribs 1,082 bytes +1 No edit summary
• curprev 12:5312:53, 21 January 2024 Alexanderruan talk contribs 1,081 bytes −4 No edit summary

1 August 2023

• curprev 21:2421:24, 1 August 2023 Sl hc talk contribs m 1,085 bytes +3 filling in the gap

25 July 2023

• curprev 21:0621:06, 25 July 2023 Sl hc talk contribs m 1,082 bytes +8 A small edit
• curprev 21:0421:04, 25 July 2023 Sl hc talk contribs m 1,074 bytes +119 Some corrections to LaTeX, formatting and the formulas. Also added reference link.

21 May 2020

• curprev 09:5609:56, 21 May 2020 Anonman talk contribs 955 bytes +270 there were no latex, so I added, needs rechecking

26 June 2019

• curprev 21:1921:19, 26 June 2019 Drdoom talk contribs 685 bytes −68 No edit summary
• curprev 21:1821:18, 26 June 2019 Drdoom talk contribs 753 bytes +58 added dollar signs for latex
• curprev 21:1821:18, 26 June 2019 Drdoom talk contribs 695 bytes +14 No edit summary

24 May 2016

• curprev 07:5407:54, 24 May 2016 Pratik2002 talk contribs 681 bytes +681 Created page with "Excircle The radius of an excircle. Let a triangle have exradius r_A (sometimes denoted rho_A), opposite side of length a and angle A, area Delta, and semiperimeter s. Then ..."