Предмет: Геометрия, автор: Аноним

Хэлп даю 20 балов Геометрия 8 класс

Приложения:

Аноним: Всем привет, ищу друга, парня адекватного, весёлого. Для общения и веселья.
Аноним: Ты тупой
Аноним: Самокритично!
Аноним: Но зачем позоришься?

Ответы

Автор ответа: shamilkelyaev
0

Ответ: 1) угол OBA = 90'

2) угол COA = 33'

Объяснение:

радиус проведенный к касательной образует два угла равные 90'

значит OCA и OBA = 90'

для того, чтобы узнать угол COA нужно:

от 180 (суммы всех углов в треугольнике)  отнять ( 90 + 57 )

180-(90+57) = 33'


shamilkelyaev: Давай псина, удачи в поиске своих ПРАВ и ДРУЗЕЙ
shamilkelyaev: давай прыгай отсюда тогда
shamilkelyaev: Пупсиком своего мужа будешь называть
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Предмет: Английский язык, автор: shadowinshadow
Task 1. Use the verbs in brackets in the required form (Present Simple or Present Progressive)
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5. Hi, Bob! I’m glad to meet you here at the exhibition. How’s life? What ____________ you (to do) ____________ now?
6. We are told he (to arrive) ____________ on Saturday.
7. Jacob says the train (to arrive) ____________ according to the time table.
8. When exactly ____________ you (to leave) ____________ tomorrow?
9. I (to forget) ____________ when he is going to come back.
10. Liza (to lose, constantly) ________________________ her mobile.

Task 2. Use the right article where necessary
1. George Noel Gordon, ______ Lord Byron, was a poet.
2. Moliere, ______ French Shakespeare, gained fame for comedies.
3. Edgar Allan Poe, ______ famous poet and writer of mystery stories, lost his parents when he was a little boy.
4. ______ composer Franz Peter Schubert did not live to be very old, but he wrote over 600 musical works in his brief lifetime of 31 years.
5. Albert Brown, ______ taxi driver, lives next door.
6. Who was ______ President of the USA in 1933?
7. In 1837 ______ Queen Victoria came to the throne.
8. William Pitt became ______ prime minister when he was only 24.
9. Tony Blair, ______ Labour leader, won the general election in 1997, ending 18 years of Conservative government in Britain.
10. Jane Evans, ______ girl who won the race, is my schoolmate.
Пожалуйста сделайте в глаголах английского не разбираюсь