Предмет: Математика, автор: Аноним

начерти прямоугольник со сторонами 5см и 4см вычисли периметр прямоугольника

leila0579: Р=ав+вс+сd+da=5+4+5+4=18см

zikovigor: 18см

Ответы

Автор ответа: настюха123321

по действиям:
5+4=9(см)
9*2=18(см)-периметр
выражением:
(5+4)*2=18
Ответ:18см

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Другие предметы, автор: ludafrolova98

Даны следующие понятия: Врач (Вр) Хирург (Х) Женщина (Ж) Профессионал (Пр) Как правильно отобразить отношение между этими понятиями?

1 год назад

Предмет: Русский язык, автор: silas123

Нужно выбрать из данных утверждений верные.

1 год назад

Предмет: Немецкий язык, автор: Аноним

Помогите!!!!!!!!!! Пожалуйста!!

1 год назад

Предмет: Английский язык, автор: 6An6gel6

Помогите! Пожалуйста!!!

Open the brackets. Use the proper tense form. 41) Linda always (to have) lunch at home. But yesterday she (to have) it in a cafe 42) How often he (to miss) classes last semester?- It (to be) very seldom. 43) Hurry up! Otherwise you (not to catch) your train. 44) Where you (to be) yesterday evening? - I (to be) at home. 45) If Kate (to enter) the Academy, she (to be) a lawyer in 5 years. 46) I don't know if she (to pass) the coming exams successfully. She is a bit lazy 47) You (to watch) this film the day before yesterday? - Yes, but I (not to like) it. I (to be) bored. 48) What your father (to do? - He (to be) an engineer. He (to work) at a plant which (to produce) machinery 49) Janet (to invite) you to the party just now? - Yes. Everybody (to enjoy) it. We (to have) a good time there. 50) As soon as the negotiations (to be) over, we (to sign) a contract with this company, I am sure. 51) Anybody (to meet) him at the station when he (to arrive) yesterday? Yes. It (to be) Max. They (to go) to the hotel at once. 52) I hope it (not to snow) next Sunday and we (to go) skiing. 53) Jack (to be) a heavy sleeper? - No, he never (to get up) later than at 7 o'clock 54) She used to be shy when she (to be) younger but now she (not to be).

55) He said that he (to attend) the soccer game if nothing (to prevent) him. 56) Many students usually (to take) part in scientific conferencees? It (to depend 57) You (to be) always in time for your work? - Yes, but yesterday 1 (to be late because I (to miss) my bus. 58) You (to go) to the skating-rink with us? - No. I (to be) very busy now But as soon as I (to finish) my work, I (to join) you. 59) It (to rain) often here in summer? - No, it (to rain) very seldom. The climate (to be) usually warm and dry here. 60) You (to go) to the Crimea last year? - Yes, I (to go) there with my friends. We (to spend) three weeks there. 61) If she (to have) an opportunity to go abroad this year, she (to leave) for France. She (to know) almost everything about this country already. 62) Who (to teach) you English?- Mrs Fox does. She (to be) a good teacher. 63) Don't forget to switch off the light before you (to leave). 64) Mr Smith (to be) a sales representative. He often (to go) on business trips. In a month he (to go) to Germany. 65) Why you (to be) so upset when I (to meet) you in the street the other day'? 66) What she (to do) on Sundays?- As a rule, she (to visit) her parents. They (to live) in the country 67) What she (to do) last Sunday?- She (to stay) at home. She (to be) ill. 68) His grandparents (to celebrate) their golden wedding anniversary next Sunday 69) When she (to be) here?- She (to be) here in a few minutes. 70) Mrs Watson (to be) keen on animals. She (to have) two dogs and four cats and she (to take) much care of them. 71) If it (to be) cold tomorrow, he (to put on) his warm coat. 72) She always (to be) gladto see us when we (to come) to her place in summer 73) I asked him whether he (to like ice-cream. 74) When your daughter (to finish) school? -Last year 75) She (to be) ready? - Not yet. But she (to be) ready in half an hour. 76) Mark told me that he (to buy) a new TV-set soon. 77) You (to swim) well when you (to be) a schoolgirl? Unfortunately, I couldn't swim at all. 78)Nobody (to like) to stay in town in hot weather 79) They'll discuss this question when Mr Sutton (to arrive). 80) Our fridge (to be) out of order just now, but father (to manage) to repair it.

7 лет назад

Предмет: Физика, автор: vladikmalkin2002

На каком расстоянии друг от друга надо расположить два заряда по 3*10-6 Кл,чтобы в керосине сила взаимодействия между ними оказалось равной 2 H.Диэлектрическая проницаемость керосина равно 2.

7 лет назад