( A+B)(C+D)=?
cứu em với mn ơi:((((
Mn ơi cứu em câu này với ah! Cần gấp! Cần gấp!
4. Jane has .................. free time on Sunday, so she usually teaches me how to cook.
A. any B. a few C. a lot of D. many
Cứu em với mn ơi nhanh giúp ạ
c: \(=6000+700+8=6708\)
a: =15x200=3000
Chứng minh đẳng thức sau:
a, (a+b)-(c-d)-(a+d)=b-c
b, (a-b)-(d-b)-(c-d)=a-c
GIÚP EM VỚI MN ƠI!!! Em đang cần gấp ạ.
a. (a+b)-(c-d)-(a+d)
=a+b-c+d-a-d
=(a-a)+(d-d)+b-c
=0+0+b-c
=b-c
b.(a-b)-(d-b)-(c-d)
=a-b-d+b-c+d
=a-(b-b)-(d-d)-c
=a-0-0-c
=a-c
Mn ơi cứu em
a: Ta có: ΔABC cân tại A
mà AM là đường trung tuyến
nên AM là đường phân giác
b: Xét ΔABE và ΔACF có
AB=AC
\(\widehat{ABE}=\widehat{ACF}\)
BE=CF
Do đó: ΔABE=ΔACF
c: Xét tứ giác BKCH có
M là trung điểm của BC
M là trung điểm của HK
Do đó: BKCH là hình bình hành
Suy ra: BK//CH; BK=CH
d: Ta có: BKCH là hình bình hành
nên CK//BH; CK=BH
Chỉ ra các yếu tố lịch sử (có thật) trong truyện Sự tích Hồ Gươm
Cứu em với mn ơi
- Nhân vật lịch sử có thật (Lê Lợi)
- Địa danh có thật (Vùng rừng núi Thanh Hóa)
- Sự kiện lịch sử có thật (Kháng chiến chống quân Minh xâm lược)
Giúp em làm với mn ơi cứu . Mối quan hệ giữa Việt Nam và Hoa Kì khoảng 15 đến 20 dòng
Cứu em mn ơi tối nộp rùi Bài 3 nha
GIÚP EM CÂU A, B, C với mn ơi
a: Xét tứ giác AECF có
O là trung điểm của đường chéo AC
O là trung điểm của đường chéo EF
Do đó: AECF là hình bình hành
Mn ơi giúp em với, em cảm ơn !
1. It rained all the time, ……. was a great pity.
A. that B. what C. which D. who
2. She married a man …………. she met on a bus.
A. whom B. whose C. he D. which
3. I’m sure I know the person ………… served us.
A. whom B. who C. which D. whose
4. The Red Lion is the pub in …………….. we met for a drink.
A. it B. that C. where D. which
5. The letter that I opened ……… wasn’t for me.
A. X B. it C. that D. which
6. I’m working on a firm ……… main office is in London.
A. which B. that C. whose D. whom
7. Natasha, ………. flat was burgled, spent the night at a friend’s house.
A. who B. whose C. which D. that
8. Students ……… get below-average exam results do not have the best prospects.
A. what B. whom C. who D. which
9. We passed the shops ………… windows were decorated for Christmas.
A. the B. their C. which D. whose
10. I don’t agree with ……… you have just said.
A. who B. when C. which D. where
11. The man to ………. She is married has been married twice before.
A. whom B. who C. which D. whose
12. That’s the house ….. I was born.
A. in which B. which C. that D. place
13.Tom……….is a monitor of the class, is also the captain of the football.
A. who B. which C. whom D. whose.
14. I saw the man……….owns that car walking towards the shop.
A. which B. whom C. who D. whose
15. The street…………leads to my school is very narrow.
A. who B. which C. whom D. whose
16. Bring me the clock………………..is over there.
A. whom B. which C. whose D. who
17. My friend, …………aunt is nurse, would like to be a doctor someday.
A. who B. whom C. which D. whose
18. The dog, ………..tail I stepped on, bit me.
A. who B. whose C. which D. whom
19. Please give this to the beggar…………….is at the door.
A. who B. which C. whom D. whose
20. My father gave me the doll…………..I had been hoping for.
A. who B. which C. whom D. which
21. Yesterday I met my friend…………….gave me a dog on my birthday.
A. who B. whose C. whom D. which.
22. Any boy………….disobeys the rules will be punished.
A. that B. which C. whom D. who.
23. Budapest……….is on the Danube is a beautiful city.
A. where B whose C. when D. which
24. The river from………….we get our water supply is nearly empty.
A. that B. which C. whom D. where.
25. The boy…………father is in prison is my friend.
A. whom B. who C. whose D. which
26. Do you know the driver………………took them to town last night?
A. which B. whom C. where D. who
27. Anybody…………..is tired may leave.
A. whom B. who C. where D. which.
28. He talked about the books and the authors………….interested him.
A. which B. who C. that D. when
29. This is the book of …………….I was speaking.
A. which B. whom C. that D. where
30. The cat …………tail is long does not belong to me.
A. whom B. that C. which D. whose
31. The man ________ spoke to John is my brother.
A. whom B. who C. whose D. which
32. I must thank the man from _____ I got the present.
A. who B. whom C. that D. which
33. It is a car ______ I bought last year.
A. whom B. who C. which D. whose
34. He is the man _______ son is a doctor
A. whom B. which C. who D. whose
35. I come from a city _______ is located in the southern part of the country.
A. who B. whom C. that D. whose
36. The film about _____ they are talking is fantastic.
A. who B. which C. whom D. that
37. That ’s the woman to _______ Jim used to be married.
A. who B. whom C. which D. that
38. The people who are waiting for the bus in the rain are getting well
A. waiting B. to wait C. waited D. wait
39. He is the boy _______ is my best friend
A. that B. whom C. who D. A& C
40. I have a message for people __________ by the traffic chaos.
A. to delay B. who delay C. delayed D. who delaying
41. I live in a pleasant room ____________ the garden.
A. to overlook B. overlooking C. overlooked D. which overlooking
42. Melanie was the only person __________ a letter of thanks.
A. wrote B. written C. to write D. writing
43. The pilot was the only man __________ after the crash.
A. was rescued B. rescued C. rescuing D. to be rescued
44. I met a lot of new people at the party ________ names I can’t remember.
A. whose B. which C. who D. whom
45. I talked to a woman __________ car had broken down on the way to the party.
A. which B. who C. whose D. whom
46. Vicky, __________ name was missed off the list, wasn’t very pleased.
A. which B. whose C. who D. whom
47. The picture was painted by Laura, ____________ is being shown in an exhibition.
A. which B. whose C. who D. whom
48. The concert ___________ we are looking forward is next Saturday.
A. which B. that C. whom D. A & B
49. I’ll see you near the post office ___________ we met the other day.
A. which B. where C. when D. why
50. The success of shared holidays depends on __________ you shared it with.
A. whose B. who C. whom D. which