В треугольнике ABC точки P и Q изогонально сопряжены. Точка X на стороне BC и точка Y таковы что углы AYQ и PXB равны. AP и XY пересекаются в D. Докажите, что (ABC), (PDX), (AYD) пересекаются в одной точке.
В треугольнике ABC точки P и Q изогонально сопряжены. Точка X на стороне BC и точка Y таковы что углы AYQ и PXB равны. AP и XY пересекаются в D. Докажите, что (ABC), (PDX), (AYD) пересекаются в одной точке.
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. Telegram, which does little policing of its content, has also became a hub for Russian propaganda and misinformation. Many pro-Kremlin channels have become popular, alongside accounts of journalists and other independent observers. Artem Kliuchnikov and his family fled Ukraine just days before the Russian invasion. "He has to start being more proactive and to find a real solution to this situation, not stay in standby without interfering. It's a very irresponsible position from the owner of Telegram," she said. In 2018, Russia banned Telegram although it reversed the prohibition two years later.
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