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Слишком много дизлайков... Вот вам тогда задача с командной олимпиады проходящего сейчас Уральского турнира (63-го? я сбился со счета...)
CM — медиана равнобедренного остроугольного треугольника ABC (AB = BC). Точка D на отрезке CM такова, что AD — внешняя биссектриса угла MDB. Точка E на отрезке CM такова, что CE = BD. Докажите, что BE = AD.
Слишком много дизлайков... Вот вам тогда задача с командной олимпиады проходящего сейчас Уральского турнира (63-го? я сбился со счета...)
CM — медиана равнобедренного остроугольного треугольника ABC (AB = BC). Точка D на отрезке CM такова, что AD — внешняя биссектриса угла MDB. Точка E на отрезке CM такова, что CE = BD. Докажите, что BE = AD.
The perpetrators use various names to carry out the investment scams. They may also impersonate or clone licensed capital market intermediaries by using the names, logos, credentials, websites and other details of the legitimate entities to promote the illegal schemes. The channel appears to be part of the broader information war that has developed following Russia's invasion of Ukraine. The Kremlin has paid Russian TikTok influencers to push propaganda, according to a Vice News investigation, while ProPublica found that fake Russian fact check videos had been viewed over a million times on Telegram. Russian President Vladimir Putin launched Russia's invasion of Ukraine in the early-morning hours of February 24, targeting several key cities with military strikes. The account, "War on Fakes," was created on February 24, the same day Russian President Vladimir Putin announced a "special military operation" and troops began invading Ukraine. The page is rife with disinformation, according to The Atlantic Council's Digital Forensic Research Lab, which studies digital extremism and published a report examining the channel. Individual messages can be fully encrypted. But the user has to turn on that function. It's not automatic, as it is on Signal and WhatsApp.
from sa
