В треугольнике ABC проведены высоты AD, BE и CF. Точка A' лежит на (ABC) и такова, что AA'||BC. Точка K - пересечение (ABC) и (A'FE), отличное от A'. Докажите, что медиана AM треугольника ABC и прямая KD пересекаются на (ABC).
В треугольнике ABC проведены высоты AD, BE и CF. Точка A' лежит на (ABC) и такова, что AA'||BC. Точка K - пересечение (ABC) и (A'FE), отличное от A'. Докажите, что медиана AM треугольника ABC и прямая KD пересекаются на (ABC).
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. Continuing its crackdown against entities allegedly involved in a front-running scam using messaging app Telegram, Sebi on Thursday carried out search and seizure operations at the premises of eight entities in multiple locations across the country. So, uh, whenever I hear about Telegram, it’s always in relation to something bad. What gives? Now safely in France with his spouse and three of his children, Kliuchnikov scrolls through Telegram to learn about the devastation happening in his home country. Such instructions could actually endanger people — citizens receive air strike warnings via smartphone alerts.
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