Касательную в произвольной точке к описанной окружности треугольника ABC отразили относительно его сторон. Докажите, что описанная окружность треугольника, образованного тремя полученными прямыми, касается окружности (ABC).
Касательную в произвольной точке к описанной окружности треугольника ABC отразили относительно его сторон. Докажите, что описанная окружность треугольника, образованного тремя полученными прямыми, касается окружности (ABC).
Andrey, a Russian entrepreneur living in Brazil who, fearing retaliation, asked that NPR not use his last name, said Telegram has become one of the few places Russians can access independent news about the war. I want a secure messaging app, should I use Telegram? 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. Ukrainian forces successfully attacked Russian vehicles in the capital city of Kyiv thanks to a public tip made through the encrypted messaging app Telegram, Ukraine's top law-enforcement agency said on Tuesday. And indeed, volatility has been a hallmark of the market environment so far in 2022, with the S&P 500 still down more than 10% for the year-to-date after first sliding into a correction last month. The CBOE Volatility Index, or VIX, has held at a lofty level of more than 30.
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