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.
If you initiate a Secret Chat, however, then these communications are end-to-end encrypted and are tied to the device you are using. That means it’s less convenient to access them across multiple platforms, but you are at far less risk of snooping. Back in the day, Secret Chats received some praise from the EFF, but the fact that its standard system isn’t as secure earned it some criticism. If you’re looking for something that is considered more reliable by privacy advocates, then Signal is the EFF’s preferred platform, although that too is not without some caveats. The next bit isn’t clear, but Durov reportedly claimed that his resignation, dated March 21st, was an April Fools’ prank. TechCrunch implies that it was a matter of principle, but it’s hard to be clear on the wheres, whos and whys. Similarly, on April 17th, the Moscow Times quoted Durov as saying that he quit the company after being pressured to reveal account details about Ukrainians protesting the then-president Viktor Yanukovych. Just days after Russia invaded Ukraine, Durov wrote that Telegram was "increasingly becoming a source of unverified information," and he worried about the app being used to "incite ethnic hatred." Investors took profits on Friday while they could ahead of the weekend, explained Tom Essaye, founder of Sevens Report Research. Saturday and Sunday could easily bring unfortunate news on the war front—and traders would rather be able to sell any recent winnings at Friday’s earlier prices than wait for a potentially lower price at Monday’s open. However, the perpetrators of such frauds are now adopting new methods and technologies to defraud the investors.
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