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Resources Aops Wiki 2022 AMC 10B Problems/Problem 20: Revision history

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2022 AMC 10B Problems/Problem 20: Revision history

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2 November 2025

curprev 15:3615:36, 2 November 2025 Catlovenlover talk contribs 12,426 bytes 0 →Solution 1
curprev 15:3515:35, 2 November 2025 Catlovenlover talk contribs m 12,426 bytes −1,918 No edit summary
curprev 15:3115:31, 2 November 2025 Persevereplayer talk contribs m 14,344 bytes 0 →Solution 9 (educated guess)
curprev 15:3115:31, 2 November 2025 Persevereplayer talk contribs 14,344 bytes +650 →Solution 9 (educated guess)

30 July 2025

curprev 15:0315:03, 30 July 2025 Ilikemath247365 talk contribs 13,694 bytes +1,778 →Solution 7

27 July 2025

curprev 08:5608:56, 27 July 2025 Kyrie12 talk contribs 11,916 bytes −3 →Solution 7
curprev 08:5508:55, 27 July 2025 Kyrie12 talk contribs 11,919 bytes +497 →Solution 7
curprev 08:4308:43, 27 July 2025 Kyrie12 talk contribs 11,422 bytes +15 No edit summary

19 July 2025

curprev 13:2713:27, 19 July 2025 MRENTHUSIASM talk contribs 11,407 bytes 0 →Solution 5 (Similarity and Circle Geometry)
curprev 01:1901:19, 19 July 2025 Meihk neiht talk contribs 11,407 bytes +151 →Solution 5 (Similarity and Circle Geometry)

10 November 2024

curprev 08:4308:43, 10 November 2024 Gannit talk contribs 11,256 bytes 0 →Solution 5 (Similarity and Circle Geometry)

28 October 2024

curprev 00:2400:24, 28 October 2024 Champ321 talk contribs m 11,256 bytes +13 →Solution 5 (Similarity and Circle Geometry)

10 October 2024

curprev 16:2816:28, 10 October 2024 Mathboy282 talk contribs 11,243 bytes +81 →Solution 5 (Similarity and Circle Geometry)

7 June 2024

curprev 23:5823:58, 7 June 2024 Is mishra talk contribs 11,162 bytes +4 →Video Solution, best solution (family friendly, no circles drawn)

5 June 2024

curprev 23:1723:17, 5 June 2024 MRENTHUSIASM talk contribs 11,158 bytes +99 →Video Solution by Interstigation
curprev 23:1723:17, 5 June 2024 MRENTHUSIASM talk contribs 11,059 bytes −99 →Video Solution (cool solution)
curprev 21:1521:15, 5 June 2024 Clew28 talk contribs 11,158 bytes −8 →Video Solution (cool solution)
curprev 21:1521:15, 5 June 2024 Clew28 talk contribs 11,166 bytes +8 →Video Solution (cool solution)
curprev 21:1221:12, 5 June 2024 Clew28 talk contribs 11,158 bytes +99 →Problem

8 September 2023

curprev 19:0619:06, 8 September 2023 Thestudyofeverything talk contribs 11,059 bytes +12 →Video Solution (Just 1 min!)

14 July 2023

curprev 21:5321:53, 14 July 2023 Thestudyofeverything talk contribs 11,047 bytes +108 →Solution 6 (Simplification/Reduction)

7 July 2023

curprev 20:2520:25, 7 July 2023 Mrthinker talk contribs 10,939 bytes +53 →Solution 6 (Simplification/Reduction)

11 June 2023

curprev 00:4300:43, 11 June 2023 MRENTHUSIASM talk contribs 10,886 bytes −1 →Solution 6 (Simplification/Reduction)
curprev 00:4300:43, 11 June 2023 MRENTHUSIASM talk contribs 10,887 bytes −1 →Solution 5 (Similarity and Circle Geometry)

10 June 2023

curprev 23:0623:06, 10 June 2023 Yuncongevanliu talk contribs 10,888 bytes +10 →Solution 6 (Simplification)
curprev 23:0523:05, 10 June 2023 Yuncongevanliu talk contribs 10,878 bytes +1,992 →Solution 5 (Similarity and Circle Geometry)
curprev 00:1300:13, 10 June 2023 Cellsecret talk contribs 8,886 bytes +83 →Video Solution, by Challenge 25

26 February 2023

curprev 12:1912:19, 26 February 2023 Aopspandy talk contribs m 8,803 bytes 0 →Solution 1 (Law of Sines and Law of Cosines)

11 February 2023

curprev 22:5322:53, 11 February 2023 MRENTHUSIASM talk contribs 8,803 bytes +1 →Solution 4
curprev 14:3714:37, 11 February 2023 MRENTHUSIASM talk contribs 8,802 bytes +30 →Solution 5 (Similarity and Circle Geometry)
curprev 14:3614:36, 11 February 2023 MRENTHUSIASM talk contribs 8,772 bytes +30 →Solution 5 (Similarity and Circle Geometry)
curprev 10:5810:58, 11 February 2023 Asops talk contribs 8,742 bytes +306 →Solution 3

6 January 2023

curprev 14:4814:48, 6 January 2023 Imarul talk contribs 8,436 bytes +113 No edit summary

12 December 2022

curprev 09:3909:39, 12 December 2022 MRENTHUSIASM talk contribs m 8,323 bytes −1 →Video Solution, by Challenge 25

11 December 2022

curprev 21:2121:21, 11 December 2022 Haorangan talk contribs 8,324 bytes +83 No edit summary

6 December 2022

curprev 11:0311:03, 6 December 2022 Account123123123 talk contribs 8,241 bytes +128 added answer choices

30 November 2022

curprev 17:1717:17, 30 November 2022 Ihatemath123 talk contribs 8,113 bytes +117 No edit summary

28 November 2022

curprev 23:1823:18, 28 November 2022 MRENTHUSIASM talk contribs 7,996 bytes −262 →Solution 5 (Similarity & Circle Geometry): Made the solution more concise, and I deleted Point H (unnecessary to mention).
curprev 10:2210:22, 28 November 2022 MRENTHUSIASM talk contribs m 8,258 bytes +13 →Solution 1 (Law of Sines and Law of Cosines)
curprev 09:2709:27, 28 November 2022 MRENTHUSIASM talk contribs 8,245 bytes −13 →Diagram
curprev 09:2309:23, 28 November 2022 MRENTHUSIASM talk contribs 8,258 bytes +171 →Solution 5 (Similarity & Circle Geometry)
curprev 09:1509:15, 28 November 2022 MRENTHUSIASM talk contribs m 8,087 bytes +1 →Solution 5 (Similarity & Circle Geometry)
curprev 09:1509:15, 28 November 2022 MRENTHUSIASM talk contribs 8,086 bytes +178 →Solution 5 (Similarity & Circle Geometry): Made the diagram 100% to scale.
curprev 08:4608:46, 28 November 2022 MRENTHUSIASM talk contribs 7,908 bytes +2 →Solution 5 (Similarity & Circle Geometry)
curprev 08:2108:21, 28 November 2022 MRENTHUSIASM talk contribs 7,906 bytes +547 →Problem
curprev 05:5205:52, 28 November 2022 MRENTHUSIASM talk contribs m 7,359 bytes +2 →Solution (Law of Sines and Law of Cosines)

22 November 2022

curprev 15:3415:34, 22 November 2022 Ghfhgvghj10 talk contribs 7,357 bytes +14 →Solution 5 (Similarity & Circle Geometry)

21 November 2022

curprev 23:0023:00, 21 November 2022 Ghfhgvghj10 talk contribs 7,343 bytes +60 →Solution 5 (Similarity & Circle Geometry)

20 November 2022

curprev 01:2001:20, 20 November 2022 Ghfhgvghj10 talk contribs 7,283 bytes +2 →Solution 5 (Similarity & Circle Geometry)
curprev 01:1901:19, 20 November 2022 Ghfhgvghj10 talk contribs 7,281 bytes +40 →Solution 5 (Similarity & Circle Geometry)

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