В треугольнике ABC на стороне BC, как на основании, построены в обе стороны равнобедренные прямоугольные треугольники BPC и BQC. Прямые BP и BQ пересекают прямую AC в точках X и Y соответственно. Прямые CP и CQ пересекают прямую AB в точках Z и T соответственно. Докажите, что XZ // YT
В треугольнике ABC на стороне BC, как на основании, построены в обе стороны равнобедренные прямоугольные треугольники BPC и BQC. Прямые BP и BQ пересекают прямую AC в точках X и Y соответственно. Прямые CP и CQ пересекают прямую AB в точках Z и T соответственно. Докажите, что XZ // YT
Perpetrators of such fraud use various marketing techniques to attract subscribers on their social media channels. But Telegram says people want to keep their chat history when they get a new phone, and they like having a data backup that will sync their chats across multiple devices. And that is why they let people choose whether they want their messages to be encrypted or not. When not turned on, though, chats are stored on Telegram's services, which are scattered throughout the world. But it has "disclosed 0 bytes of user data to third parties, including governments," Telegram states on its website. "Russians are really disconnected from the reality of what happening to their country," Andrey said. "So Telegram has become essential for understanding what's going on to the Russian-speaking world." READ MORE 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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