заполните схему "органы государственной власти Московского государства в конце 15 - 16 века

Найдите основание равнобедренного треугольника,если угол при основании равен 30 градусов, а  высота, проведенная к основанию,равна 10.

1. If it (rain) this weekend, we (not be able) to go to the country. 2. Give me Ann’s letter. If I (see) her, I (give) it to her. 3. I have to work hard, so I’m very busy. But if I (have) any free time, I (go) in for swimming. 4. If I (be) taller, I (can) play basketball. But I’m too short. 5. Please stop talking! If you (not start) your meal now; it (go) cold. 6. If you (have) any problems, let me know and I (help) you. 7. You’re a wonderful cook! If I (can) cook as well as you, I (open) a restaurant. 8. We must hurry! If he (be) late, we (leave) without him. 9. He (have) a day off tomorrow if he (work) hard today? 10. That coat looks awful! I (not buy) it if I (be) you. 11. I think there are too many cars. If there (not be) so many cars, there (not be) so much pollution. 12. It’s a pity I’m not rich. If I (be) rich, I (have) a yacht. 13. I’m going out now. If anybody (phone) while I (be) out, can you take a message? 14. This soup isn’t very good. It (taste) better if it (not be) so salty. 15. ‘What shall we do tomorrow?’ ‘Well, if it (be) a nice day, we (not stay) at home.’ 16. Liz is tired all the time. If she (not go) to bed so late, she (not be) tired. 17. You were rude to Mike. If I (be) you, I (apologize). 18. We’re lost. If we (have) the map with us, we (know) where we are. 19. If I still (feel) sick, I (not go) on holiday next weekend. 20. I don’t get any help at work. My job (be) easier if I (have) a secretary.

НА СТЕНЕ В КУХНЕ НАДО ЗАМЕНИТЬ ПЛИТКИ НА УЧАСТКЕ ПРЯМОУГОЛЬНОЙ ФОРМОЙ, ДЛИНА КОТОРОГО 6 ДМ, А ШИРИНА 4 ДМ, СКОЛЬКО ПОТРЕБУЕТСЯ ПЛИТОК ЕСЛИ ПЛОЩАДБ КАЖДОЙ ИЗ НИХ 1 ДМ2? 2 ДМ2

составте предложение:птицы ожили.