Зовнішня бісектриса кута A перетинає описане коло трикутника ABC в точці F, у фокусі вписаної параболи Г. Доведіть, що дотична до Г в довільній точці X перетинає AC і BC у таких точках P і Q таких, що BQ = CP.
Зовнішня бісектриса кута A перетинає описане коло трикутника ABC в точці F, у фокусі вписаної параболи Г. Доведіть, що дотична до Г в довільній точці X перетинає AC і BC у таких точках P і Q таких, що BQ = CP.
Founder Pavel Durov says tech is meant to set you free 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. "We as Ukrainians believe that the truth is on our side, whether it's truth that you're proclaiming about the war and everything else, why would you want to hide it?," he said. Stocks dropped on Friday afternoon, as gains made earlier in the day on hopes for diplomatic progress between Russia and Ukraine turned to losses. Technology stocks were hit particularly hard by higher bond yields. "Your messages about the movement of the enemy through the official chatbot … bring new trophies every day," the government agency tweeted.
from ru
