Предмет: Математика, автор: kirilltosik010

345. Пусть длина отрезка АВ равна 2/7 см (рис. 18). Используя это, начертите отрезок длиной см. 6/ 7 7​

Ответы

Автор ответа: morast77
0

Ответ:

(345/2)*7

Пошаговое объяснение:

дальше реши сам

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______you help me with my homework? 

A) Are 

B) May 

C) Can 

D) Need 

2. You______enter without a tie. 

A) aren't 

B) can't 

C) ought not 

D) weren't 

3. We _______leave now or we'll be late. 

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5. A: My car has been stolen. 

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C) Could you ring the police? 

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B: Neither _________

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B) could I 

C) am I 

D) can I 

7. If you don't feel better you ________go to bed. 
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B) should 

C) don't have to 

D) needn't 

8. You ______get the 8.45 train. It doesn't stop at Yorkshire. 

A) had better 

B) mustn't 

C) should 

D) don't have to 

9. His illness got worse and worse. In the end he ________go into hospital for an operation. 

A) will have to 

B) must 

C) had to 

D) ought to have 

10. You _______any more aspirins; you've had four already. 

A) mustn't take 

B) needn't have taken 

C) shouldn't have taken 

D) had better not take 

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B) needn't have 

C) mustn't have 

D) couldn't have 

12. A: I wonder who took my alarm clock. 

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supposed to get up early. 

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C) had to be / was 

D) must have been / was 

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D) may have run 

14. A: Did you enjoy the concert? 

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