26 October 2025

• curprev 09:2409:24, 26 October 2025 Unknownansh talk contribs 5,884 bytes +836 →Solutions

2 September 2025

• curprev 17:5717:57, 2 September 2025 Pinotation talk contribs m 5,048 bytes +2 →Solution 3 (10th Grade Math)
• curprev 17:5717:57, 2 September 2025 Pinotation talk contribs 5,046 bytes +1,021 No edit summary

18 July 2024

• curprev 13:2513:25, 18 July 2024 Goldroman talk contribs 4,025 bytes +52 →Not a solution! Just an observation.
• curprev 13:2213:22, 18 July 2024 Goldroman talk contribs 3,973 bytes −26 →Not a Solution! Just an observation.

27 August 2023

• curprev 18:4918:49, 27 August 2023 Sharkyman15 talk contribs m 3,999 bytes +4 →Solutions

5 June 2023

• curprev 11:2911:29, 5 June 2023 Thestudyofeverything talk contribs 3,995 bytes +100 →Video Solution

21 September 2022

• curprev 22:2022:20, 21 September 2022 Jjbros talk contribs 3,895 bytes +14 →Video Solution
• curprev 22:1922:19, 21 September 2022 Jjbros talk contribs m 3,881 bytes −14 →Video Solution

23 October 2021

• curprev 16:1216:12, 23 October 2021 Ic3paw talk contribs 3,895 bytes −15 →Solution 4 ... Not a Solution! Just an observation.

12 January 2021

• curprev 19:3119:31, 12 January 2021 Peterfun1 talk contribs m 3,910 bytes 0 →Solution 2

7 January 2021

• curprev 22:0622:06, 7 January 2021 Awu2014 talk contribs 3,910 bytes 0 →Solution 2

20 November 2020

• curprev 20:0420:04, 20 November 2020 Bjc talk contribs 3,910 bytes +5 →Solution 5 General Formula
• curprev 20:0420:04, 20 November 2020 Bjc talk contribs 3,905 bytes +514 →Solutions

19 October 2020

• curprev 00:4700:47, 19 October 2020 Anmol04 talk contribs m 3,391 bytes +36 minor edit

9 July 2020

• curprev 16:0916:09, 9 July 2020 Savannahsolver talk contribs 3,355 bytes +66 No edit summary

22 March 2020

• curprev 11:3311:33, 22 March 2020 Anchart talk contribs m 3,289 bytes +41 →Solution 4 ... Not a Solution! Just an observation
• curprev 11:3211:32, 22 March 2020 Anchart talk contribs m 3,248 bytes −17 →Not a solution! Just an observation.

5 December 2019

• curprev 00:5200:52, 5 December 2019 Anmol04 talk contribs m 3,265 bytes +13 added "Problem" to the top

12 February 2019

• curprev 20:2620:26, 12 February 2019 Flutterfly talk contribs 3,252 bytes +14 →Not a solution! Just an observation.
• curprev 20:2520:25, 12 February 2019 Flutterfly talk contribs 3,238 bytes +702 No edit summary

19 January 2019

• curprev 23:2723:27, 19 January 2019 Liu4505 talk contribs 2,536 bytes +14 →Solution 4
• curprev 23:2723:27, 19 January 2019 Liu4505 talk contribs 2,522 bytes +52 →Solution 4
• curprev 23:2623:26, 19 January 2019 Liu4505 talk contribs 2,470 bytes +13 →Solution 4
• curprev 23:2623:26, 19 January 2019 Liu4505 talk contribs 2,457 bytes +53 →Solution 4
• curprev 23:2423:24, 19 January 2019 Liu4505 talk contribs 2,404 bytes +255 →Solution 4
• curprev 23:2223:22, 19 January 2019 Liu4505 talk contribs 2,149 bytes +18 →Solution 3

16 January 2019

• curprev 14:2614:26, 16 January 2019 Mathleteorcsd talk contribs m 2,131 bytes −7 →Solution 2

12 July 2018

• curprev 10:1210:12, 12 July 2018 Zeric talk contribs 2,138 bytes +627 No edit summary

20 February 2018

• curprev 13:5213:52, 20 February 2018 Chocolatte talk contribs 1,511 bytes 0 →Solution

16 February 2018

• curprev 20:2320:23, 16 February 2018 Mjxu talk contribs 1,511 bytes −116 →Solution 2
• curprev 20:2320:23, 16 February 2018 Mjxu talk contribs 1,627 bytes +116 →Solution 2
• curprev 16:2116:21, 16 February 2018 Soccer jams talk contribs 1,511 bytes +17 →Solution 2
• curprev 16:0116:01, 16 February 2018 MathMaestro9 talk contribs 1,494 bytes +5 No edit summary
• curprev 15:5715:57, 16 February 2018 Soccer jams talk contribs 1,489 bytes +13 →Solution 2
• curprev 15:5615:56, 16 February 2018 Soccer jams talk contribs m 1,476 bytes −12 →Solution 2
• curprev 15:5515:55, 16 February 2018 Soccer jams talk contribs 1,488 bytes +64 →Solution 2
• curprev 15:5215:52, 16 February 2018 Soccer jams talk contribs 1,424 bytes +467 →Solution
• curprev 15:3615:36, 16 February 2018 MathMaestro9 talk contribs 957 bytes +353 Added Solution
• curprev 15:3015:30, 16 February 2018 Haha0201 talk contribs 604 bytes +76 No edit summary
• curprev 15:1615:16, 16 February 2018 Cardinals2014 talk contribs 528 bytes +528 Created page with "Sara makes a staircase out of toothpicks as shown:<asy> size(150); defaultpen(linewidth(0.8)); path h = ellipse((0.5,0),0.45,0.015), v = ellipse((0,0.5),0.015,0.45); for(int i..."