Предмет: Математика, автор: artemtikhonov2412

У трикутник АВС вписано коло з центром О. Через точку О до площини трикутника проведено перпендикуляр SO довжиною 5. Точка S віддалена від сторони АВ на 13. Знайдіть радіус вписаного кола.

СРОЧНО!

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Автор ответа: aloneforyou230

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Пошаговое объяснение:на фото

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1. I don’t like _____when I’m delivering a speech.
A. to interrupt B. to be interrupting C. to be interrupted D. will be interrupted
2. The film _____ by the end of November.
A. is shot B. was shot C. will be shot D. will have been shot
3. Eddie _____ overtime yesterday, though he felt quite sick.
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6. The clerk asked the visitor if he _____ to put his name on the waiting list.
A. phoned B. had phoned C. has phoned D. had been phoning
7. My brother suggested _____ about trifles.
A. not argue B. not to argue C. didn’t argue D. not arguing
8. Sally knew that the planets in the Solar system ______ round the sun.
A. goes B. go C. went D. were going
9. The neighbours stopped _____ after the argument.
A. talking B. to talk C. to be talking D. being talked
10. Polly decided to take a computer course _____ for her new job.
A. prepare B. prepared C. to prepare D. for preparing
11. She’s very independent by nature and avoids _____ anybody for help.
A. asking B. being asked C. to ask D. having asked
12. _____ books in the original is very important for future interpreters.
A. Reading B. To be reading C. They read D. Having read
13. The headmaster doesn’t let the students _____ jeans for school.
A. wearing B. be wearing C. wear D. to wear
14. My sister was made _____ the dog out.
A. take B. taking C. to take D. to be taking
15. If you _____ the beginning of the film, you would have enjoyed it better.
A. didn’t miss B. weren’t missing C. hadn’t missed D. hadn’t been missing
16. I wish he _____ to post the letter yesterday.
A. doesn’t forget B. didn’t forget C. hasn’t forgotten D. hadn’t forgotten
17. I _____ my mind if you had told me about everything honestly.
A. won’t change B. won’t have changed C. wouldn’t change D. wouldn’t have changed
18. If I were as clever as Nike I _____ a millionaire already.
A. will be B. were C. would be D. would have been
19. Which of the two boys is _____?
A. tallest B. the tallest C. taller D. the taller
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A. hasn’t seen B. haven’t seen C. hadn’t seen D. didn’t see
21. Sheila has just told me her parents _____ back tomorrow.
A. come B. will come C. would come D. are coming
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24. Foreign languages _____ by the students in every university.
A. have been learnt B. are learnt C. are learning D. had been learnt
25. We can’t use the sport hall yet because it _____ by the end of year.
A. will have been finished B. will finish C. is finished D. has been finished
26. When I came into the laboratory, the results _____.
A. had already been obtained B. were already obtained C. have already been obtained D. already obtained