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Помогите срочно!!! Этой задачи нет в интернете! Даю 40 баллов!!!!
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Предмет:
Геометрия -
Автор:
lovelysftm - 5 лет назад
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Ответы 1
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ОВ=√[12²-10²]=2√11=6.63см, Р=10+12+6.63= 28.63см, АВ/АО=cosBAO=10/12=0.8(3), BAO= 33.56°АОВ=56.44°, отношение углов 56.44/33.56=1.68≠2, какие-то данные неверны
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Автор:
mitzyh9ux - 5 лет назад
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В Треугольнике ABC AB=4см, BC=5см, АС=6см. Сравните углы А, В и С.
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Предмет:
Математика -
Автор:
mini - 5 лет назад
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Ответов:
1 -
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Exercise 1.
Fill the gaps with one of the following words:
Imagination, working, break, rules, goodbye, called, write, rude
Backwards Day
Bored with doing the same thing in and out? On January 31, take a(n) (1) ________ from the routine by doing everything backwards, because it is Backwards Day.
While it is unclear who created this holiday, it is evident that they wanted it to be a day to break all (2) ________ and to do things their way.
A popular fun holiday among school-going children, it is also sometimes (3) _________ National Backwards Day in the United States.
Celebrating Backwards Day is easy — do everything backwards or sdrawkcab.
- Wear your outfit backwards and if you can, talk and (4) _________ backwards.
- Go to bed in the morning and start (5) _________ in the evening, have dinner in the morning and breakfast in the evening; eat your meal, starting with dessert.
- Talk to people with your back towards them. Just make sure you let them know you are celebrating Backwards Day, so they don't think you are (6) ___________.
- Say (7) _________ to people when you meet them, and hello when you depart. Answer the phone with “Goodbye! Thank you for calling!”
This day is limited only by your (8) ___________ . Use it, and Backwards Day can be lots of fun.
Exercise 2.
Open the brackets using Present Perfect.
_______ the students ________ (improve) their English?
She ________ (become) really beautiful.
_______ this man ________ (invent) many useful gadgets?
People ________ (cause) much destruction to the planet.
I ________ (never surf) in the Pacific Ocean.
The class ________ (do) 5 tests this month.
Allison ________ (find) a few problems with your plan.
_______ you ________ (consult) with doctors about his illness?
I ________ (not meet) Debbie for ages.
Since the previous year, we ________ (not make) any profit.
She ________ (be) sick since Sunday.
You ________ (be) away for 2 weeks.
_______ he ________ (hate) cheese since childhood?
Mark and Katie ________ (not be) together for two years.
I ________ (like) mango since my last trip.-
Предмет:
Английский язык -
Автор:
hamza5jpy - 5 лет назад
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Ответов:
3 -
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