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задача : в школьной библиотеке 200 исторических карт. это в 4 раза больше чем физических , и на 35 карт меньше, чем политических. Сколько Всего исторических физических и политических карт хранится в школьной Библиотеки. Прошу условия и действия
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Предмет:
Математика -
Автор:
darryl - 5 лет назад
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Ответы 4
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в скобках после цифры написано разъяснение - это и есть условие
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Автор:
aldoroberson - 5 лет назад
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0
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Спасибо
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Автор:
trixie25 - 5 лет назад
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0
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))
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Автор:
dollyaw8d - 5 лет назад
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0
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Хороший*
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Автор:
hubbysyd8 - 5 лет назад
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0
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Найдите корни уравнения:
3x + 1 деленное на х-2 = 2х-10 деленное на х+1
Напишите полное решение, пожалуйста
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ПОМОГИТЕ. Нужно РЕШЕНИЕ.
В прямоугольном треугольнике АВС с прямым углом С медианы СС1 и ВВ1 перпендикулярны друг другу. Найти длину большей из этих медиан, если длина третьей медианы АА1= 3 корня из трех.
Вот такой должен быть ответ: 3*корень из 2-
Предмет:
Геометрия -
Автор:
dylanyoung - 5 лет назад
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Ответов:
1 -
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помогите мне пожалуйста
1. ... was in the classroom. It was too early in the morning. ( anybody, some, nobody, anything, any )
2. That's Kelly's cousin. I like ... because she is nice. ( hers, her, their, it, she )
3. How ... she get to her brother's place? ( does, do, have, is, are )
4. He said that he ... for the party that's why he didn't go there. ( haven't been invited, hasn't been invited, wasn't been invited, hadn't been invited, were not invited )
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6. Косвенная речь
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7. One of the most famous statues in the world stand on an island in New York Harbor. This is the statue of liberty. It is a woman who holds a torch up high. The statue symbolizes a welcome to a land of freedom. Visitors can go inside the statue. As many as twelve people can stand in the torch. Many more can stand in other parts of the statue. The statue weighs 225 tons and is 301 feet tall. The Statue of Liberty symbolizes ... . ( a woman with a torch, New York, people, land of freedom, a torch itself )
8. The first modern typewriter was developed by Christopher Sholes and his friends. They worked on a newspaper in Wisconsin in the 1860s. He put each letter on the end of a metal bar. A key was pushed down and the end of the bar hit the paper. The keys were put in alphabetical order, but this order caused a problem. The bars were too close together while typing. Sholes solve the problem. He found out the most-used letters and put them far apart on the keyboard. The first six letters on the top of the keyboard were QWERTY. Sholes needed to know ... to solve the problem. ( QWERTY, the most used letters, keyboard, typing, metal bar )
9. The Mississippi River is the longest river in the USA. It is more than 3,700 kilometers long. It begins as a small creek and at the Gulf of Mexico it is nearly two kilometeres wide. In sone places it is very snow, hail and ice. Many small rivers run into the Mississippi. The Mississippi begins as a small ... . ( river, creek, gulf, rain, shallow )
10. Beauty in nature is seen everywhere. Nature is full of colour. Plants, animals, birds have many beautiful colours. Colour, however, for them is not only for beauty. It means life to them because it helps them hide from their enemies. Birds, for example, use their colour to tell other birds to stay away from their nests. They sing and move their wings to show their colour as a warning to other birds. The colour of birds ... other birds. ( hides, saves, warns, helps, sees )-
Предмет:
Английский язык -
Автор:
cottonballruzj - 5 лет назад
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Ответов:
2 -
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как решается вот это ( √3 )³ =
18-
Предмет:
Математика -
Автор:
shrinkwrap - 5 лет назад
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Ответов:
4 -
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