Предмет: Математика, автор: darjafiodorowa1

Найди периметр треугольника со сторонами 3дм 38см 2дм 5см

Ответы

Автор ответа: lawrinenko2000
0
3дм=30 см
2дм=20 см
30 см + 38 см + 20 см + 5 см = 93
Автор ответа: Yana1999Maya
0
3дм=30 см.
2дм=20см
Р=30+38+20+5=113см
Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Английский язык, автор: vitalii1257zenin
Masho and Marina are like two pears in a pod. кто хорошо знает английский думаю помогут пожалуйста
2. She knows her son insid out
и да можете с переводом? спасибо!​
6 лет назад
Предмет: Физика, автор: korsma1846
Над поверхностью ртути в трубке барометра или термометра нет воздуха. Что же там находится?
6 лет назад
Предмет: Английский язык, автор: khikhizaa
нужно выбрать правильный вариант помогитее прошу
Where is Kate? She _____ tennis.

A. plays B. is playing C. play D. played

2. ______ not any glass in the windows, that is why ____ so cold in the room.

A. It is, there is B. It was, there is C. There are, it is D. There is, it is

3. She was tired and asked me _____ make so much noise.

A. didn’t B. did not to C. not D. not to

4. Both Steve ______ Jane ______ here.

A. or, is B. and, is C. or, are D. and, are

5. I didn’t know if he needed any help. _______ ?

A. So did I B. Neither did I C. So didn’t I D. Neither didn’t I

6. ___ President of ___ United States lives in ____ White House in ___ Washington D.C.

A. -, the, the, - B. -, the, -, the C. -, -, the, the D. The, the, the, -

7. I have my English class ___ Monday morning.

A. in B. at C. for D. on

8. _____ breakfast yet? Yes, I ____.

A. Did you have, have B. Had you had, have C. Have you had, have D. Do you have, had

9. I was late. The teacher ___ a test when I ___ to class.

A. has already given, got B. had already given, got C. has already given, get D. was already giving, get

10. How long will it ___ to do the homework?

A. need her B. take her C. she take D. she need

11. Mary has never been to London, ____ she?

A. has B. did C. hasn’t D. didn’t

12. According ___ the list he was the 10th.

A. to B. at C. on D. for

13. He grew up in New England, ____?

A. don’t you B. didn’t he C. doesn’t he D. did he

14. Lorena is ____ the girl I have ever met.

A. the most beautiful B. a more beautiful C. the beautifulest D. most beautiful

15. Newspapers and magazines ____ just by the postman.

A. have been bring B. has been brought C. have been brought D. were bought

16. I haven’t got ______ money with me.

A. no B. some C. any D. a

17. He said he _____ that man before.

A. never met B. did not meet C. had never met D. did not never meet

18. When I ______ the children ______ television peacefully.

A. came, watched B. came, were watching C. was coming, were watching D. was coming, watched

19. Have you ever been _____ Paris.

A. in B. to C. at D. through

20. Who ____ Phil with his homework?

A. does help B. helps C. do help D. help

21. The train ______ at 5 o’clock.

A. will leave B. leaves C. leave D. is leaving

22. My sister ____ some new clothes last week.

A. had bought B. bought C. was buying D. have bought

23. The tickets ____ yesterday.

A. was sold B. sold C. were sold D. sell

24. Lisa said that she ______ this book.

A. buys B. bought C. has bought D. had bought

25. She _____ to Moscow, if she _____ her homework.

A. go, will do B. goes, does C. will go, does D. will go, do
6 лет назад
Предмет: История, автор: yana12345678932

выскажите свою точку зрения и аргументируйте ее"общество-утверждал Наполеон,- не может существовать без религии.когда человек умирает с голода рядом с другими, у которых все в изобилии, ему не возможно было бы примириться, с таким неравенством , если бы не было власти, которая говорит "так угодно Богу".
10 лет назад
Предмет: Математика, автор: saesae

Решите задачу пожалуйста за 5 класс с решением. Через первую трубу бак можно наполнить за 2 часа,а через вторую за 3 часа.Какую часть бака наполнит первая труба за 1 час? Вторая труба за 1 час?
10 лет назад