Предмет: Математика, автор: nasiba82784

Ширина прямоугольного участка 50 м. Длина больше ширины на 10 м. Найти его площадь и выразить её в арах.

Ответы

Автор ответа: KimLisa18
55

Ответ:

3000 м = 30 ар

Пошаговое объяснение:

1) 50+10=60 (м) - длина

2) S = 50*60=3000 (м) = 30 ар - площадь

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1.   
Напишите следующие предложения во множественном числе.

 

1. This is a long letter. 2. That is a green pencil. 3. What colour is this sofa? 4. What is your friend’s name? 5. I am a student from Russia. 6. What is that woman’s job?

7. Where is the child now? 8. That sofa is green. 9. Here is the businessman’s offer.

 

2.    Замените выделенные слова личными местоимениями в объектном падеже

 Translate this letter intoRussia.

Answer these question, please. Give the customer the offer, please. He doesn’t know the manager and his assistent. Ask the secretary to send the offer to the firm. Show me and my colleague the new model.

 

3.    Выберите подходящее местоимение в зависимости от смысла.

 

At the lessons (they, them, their) teacher asks (they, them, their) a lot of  questions and the students answer (they, them, their). (We, us, our) have a children’s room. (It, its) windows are large and (it, its) is very light. (We, us, our) children like (they, them, their) room. Petrov is (we, us, our) student. (I, me, my) know (he, him, his) well. (He, him, his) English is good and (I, me, my) speak only English to (he, him, his). (He, him, his) help (we, us, our) a lot.

 

 

 

4.                Поставьте следующие предложения в вопросительную и отрицательную форму.

 

 

These engineers work at the Ministry of Foreign Trade. He has got a good job. She has breakfast early in the morning. Jane goes to the Institute every day. There are cables and telexes on the desk.