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11 tháng 9 2021

ukm chị bận chút lát chị giảng

11 tháng 9 2021

đề đây ư

30 tháng 10 2021

uses crt;

var xa,ya,xb,yb,xc,yc,p,s,ab,bc,ac:real;

begin

clrscr;

readln(xa,ya,xb,yb,xc,yc);

ab:=sqrt(sqr(xa-xb)+sqr(ya-yb));

ac:=sqrt(sqr(xa-xc)+sqr(ya-yc));

bc:=sqrt(sqr(xb-xc)+sqr(yb-yc));

p:=(ab+bc+ac)/2;

s:=sqrt(p*(p-ab)*(p-ac)*(p-bc));

writeln(s:4:2);

readln;

end.

30 tháng 10 2021

Thế còn í b ạ

It's on the twenty-fourth of October mik cung hc lop 4

15 tháng 10 2021

ok cảm ơn cậu nha Lê Xuân Thành 

Kệ bạn đó đi 

16 tháng 11 2021

kệ đi đừng quan tâm nó

22 tháng 3 2022

B

22 tháng 3 2022

hồ thuỷ điện hoà bình

6:

a: BC=căn 9^2+12^2=15cm

b: Xét ΔBAM và ΔBIM có

BA=BI

góc ABM=góc IBM

BM chung

=>ΔBAM=ΔBIM

=>MA=MI

=>ΔMAI cân tại M

 

30 tháng 3 2020

Part 4: QUESTIONS 16-23: Read the information about Schnauzer dogs. Choose the best word (A, B or C) for each space (16-23). For questions 16-23, mark A, B or C on the answer sheet.

                                                                                   Schnauzer Dogs 

There are three sizes (0) ………… Schnauzer dog. The two smaller sizes first (16)………….. to England over 50 years ago, but the Giant Schnauzer has not (17)…………. here very long. The name Giant is a good one because the dogs are 65 to 67.5 cm high. All the dogs (18)…………. long hair, which shoukd be cut quite often. Most smaller Schnauzers (19)…………… grey in colour, (20)………….. the Giant Schnauzer is usually black. Schnauzers come from Germany, where farmers use the dogs to help (21)…………… with their sheep, and they are also used (22)………….. the police, because Schnauzer dogs are very intelligent. A Schnauzer makes (23)…………… nice family dog. It is friendly and very good with young children.

0.                 A. with                      B. of                  C. in

16.               A. came                    B. come            C. comes

17.               A. being                    B. be                 C. been

18.               A. has                       B. have             C. had

19.               A. were                     B. is                  C. are

20.               A. or                          B. if                  C. but

21.               A. them                     B. him              C. us

22.               A. from                      B. by                C. to

23.               A. the                         B. a                  C. any

PART 5 : QUESTIONS 24-33: Complete this letter. Write ONE word for each space (24-33). For questions 24-33, write your words on the answer sheet.

28 Long Road Brighton 22nd March

Dear Pat,

I arrived (Example : here) three weeks ago. I’m studying at a language school (24) in Brighton. The students come (25) from many diffirent countries and I (26) have made a lot of new friends. There (27) are classes for five hours every day. I (28) my teacher very much. (29)His name is John and he helps me (30) when I make mistake. I want (31) to visit London next weekend because I (32) am going Bck to my country on Monday. Can I see you there ? Please write to (33) me soon. With best wishes from Maria.

30 tháng 3 2020

0B 

16A

17C

18B

19C

20C

21A

22B

23B

20 tháng 1 2022

Lỗi 

20 tháng 1 2022

vâng T^T

 

 

29 tháng 4 2022

13 The room will be decorated for her birthday by us

14 I used to eat a lot of ice-cream when I was a child

15 Although she didn't have a lot of money, she bought the car

16 This is a book of mine

17 When is the film showed?

18 These are socks of hers

19 More trees will be planted in the chool yard by them

20 She used to be a model before becoming an actress

29 tháng 4 2022

13.The room will be decorated for her birthday by us

14.I used to eat a lot of ice-cream when I was a child

15.Although she didn't have a lot of money, she bought the car

16.This is a book of mine

17.When is the film showed?

18.These are socks of hers

19.More trees will be planted in the chool yard by them

20.She used to be a model before becoming an actress

8 tháng 5 2023

hihih :))

 

8 tháng 5 2023

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