Дан треугольник ABC. Пусть K -- точка касания вписанной окружности со стороной AC. Докажите, что окружности, касающиеся описанной окружности треугольника ABC, луча BK и продолжений AC за точки A и С, равны.
Дан треугольник ABC. Пусть K -- точка касания вписанной окружности со стороной AC. Докажите, что окружности, касающиеся описанной окружности треугольника ABC, луча BK и продолжений AC за точки A и С, равны.
The original Telegram channel has expanded into a web of accounts for different locations, including specific pages made for individual Russian cities. There's also an English-language website, which states it is owned by the people who run the Telegram channels. Oh no. There’s a certain degree of myth-making around what exactly went on, so take everything that follows lightly. Telegram was originally launched as a side project by the Durov brothers, with Nikolai handling the coding and Pavel as CEO, while both were at VK. Despite Telegram's origins, its approach to users' security has privacy advocates worried. 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.
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