Предмет: Математика, автор: Аноним

Помогите пожалуйста!!!
Найдите объём прямоугольного параллелепипеда, у которого ширина-40,5 см, длина- в два раза больше, а высота в 3 раза меньше ширины.

Ответы

Автор ответа: solgenvas
0
40,5 × 2 = 81 см - длина параллелепипеда
40,5 : 3 = 13,5 см - высота параллелепипеда
v = 40,5 × 81 × 13,5 = 44286,75 см³ - объем параллелепипеда
Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Немецкий язык, автор: IrinaLapa2003
Поставьте отрицание «nicht» или «kein».


1. Das Mädchen hat … Groβmutter. 2. Seine Antwort ist … gut. 3. Er versteht leider … alles. 4. Die Studenten haben heute … Seminare. 5. Wir fahren jetzt … nach Hause. 6. Meine Wohnung liegt … im dritten Stock, sondern im vierten. 7. Im Hörsaal unserer Fakultät gibt es … Stühle. 8. Peter fährt zur Arbeit … mit der U-Bahn. 9. Dieses Buch ist … interessant. 10. Warum sagst du mir … Wort darüber. 11. In unserem Gebäude gibt es … Sprachlabor. 12. Das ist … meine Zeitung. 13. Gibt es hier … Bibliothek? 14. Ich lerne … Deutsch, sondern Englisch. 15. Ich habe … Personalcomputer. 16. Ich verfüge über … Information. 17. Vor Aufregung bringt Uta … Wort hervor. 18. Die Aussprache des Redners ist nicht besonders gut und wir verstehen … jedes Wort. 19. Anton steht … um 7 Uhr auf, er ist schon um 6 Uhr morgens wach.

СРОЧНО
7 лет назад
Предмет: Английский язык, автор: limpdizz17
I. Choose the correct verb form:
1. If he ________ the house, will he buy it?
a) will like b) would like c) likes
2. We __________ any money if we didn’t work.
a) hadn’t b) wouldn’t have c) won’t have
3. If I ¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬________ the money, I wouldn’t have been able to buy the bike.
a) didn’t borrow b) wouldn’t borrow c) hadn’t borrowed
4. I wish I________ younger. Life does not seem so attractive at the age of 60.
a) am b) were c) had been
5. If you ______ 1 million rubles in your bank account. Would you give any to charity?
a) had b) have had c) will have
6. My best friend is living abroad now. If only she _______ here now.
a) were b) is c) would be
7. It’s high time we ______ him a registered letter.
a) sent b) send c) had sent
8. I wish you ________ the Net so often. You should pay more attention to me!
a) would not surf b) didn’t surf c) had not surfed
9. If you had sent the same driver, _______ no problem.
a) there would be b) there would have been c) there will be
10. If only she ______ the cyclist in time!
a) had seen b) saw c) sees
11. Ann’s birthday’s today? If I _________ earlier!
a) only know that b) only knew c) had only known
12. It’s high time we _______ now.
a) go now b) went now c) had gone
13. If only Mike ________ here when Mary came!
a) had been b) was c) would be
14. If only I had known about your difficult situation, I __________ .
a) would help you b) will help you c) would have helped you
15. It’s high time we _________ Peter his money back. He is really broke at the moment.
a) would give b) give c) gave

II. Use the proper form of the verbs in brackets:
1. If you ….(to be) in my place, what you ….(to do)?
2. I …. (to help) you with it if I … (to have) more time, but I’m afraid I haven’t got any spare time at all at the moment.
3. I didn’t have enough money yesterday. If I … (to have), I… (to go) to the park.
4. Snow is predicted for tomorrow. If it … (to snow), I … (to stay) home.
5. It was very cold yesterday. If it … (not to be) so cold, I …. (to go) swimming.
6. If I … (to win) the Nobel prize one day in future, I … (to be) extremely happy. But it’s almost impossible.
7. If you …(to take) your medicine yesterday you … (to be) well today.
8. If I …(not to be) so absent-minded I …(not to leave) my passport at home yesterday.
9. If I …(to know) it was your birthday, I … (to send) you a card.
10. George …. (to be) happier now if he … (to become) a doctor then.
11. It’s a pity I’m not rich. If I (be) rich, I (have) a yacht.
12. “What shall we do tomorrow?” “Well, if it (be) a nice day, we (not stay) at home”.
13. You didn’t ring me up yesterday. If you (call) me, I (tell) you everything.
14. What (happen) if I (press) this button?
15. They (not miss) the plane then if they (not wake up) late.
7 лет назад
Предмет: Математика, автор: svirgevska9
розв'язати рівняння :А) 11,2:x=15,75:4,5; Б)3⅛:2½-2⅔:x​
7 лет назад
Предмет: Физика, автор: Аноним

На каком расстоянии от пристани окажется лодка через 15 с, двигаясь по течению реки, если скорость течения 4 мс?

2) какова масса 10 л бензина, если плотность бензина 700 кгм3?

3) выразите в паскалях давление 10 кПа.

4) рассчитайте давление воды на глубине 10 м.
10 лет назад
Предмет: Математика, автор: Викочка77

4,6x+3,8x-1,6=0,5
Помогите пожалуйста

 
10 лет назад